This multi-camera comedy series follows the partnership between two polar opposites -- Austin, an extroverted musician/singer, and Ally, a brilliant yet shy songwriter -- and their two best friends, Trish and Dez. Unbeknownst to Ally, Austin and Dez "borrow" one of her songs, record it, create a video and post it on the Internet, after which it and Austin become an overnight sensation. When Trish convinces Ally to tell the world she wrote the song, Austin pleads with her to write another hit for him. Instead, the two combine their talents to create a true musical tour-de-force.
A partnership develops between extroverted musician Austin (Ross Lynch) and brilliant but shy songwriter Ally (Laura Marano). In the opener, Austin records one of Ally's songs and becomes an Internet sensation, which leads to the two teaming up to write and record together.
Austin and Ally prepare to shoot a music video, but the props brought in by Dez and Trish don't correspond to the lyrics.
Ally loses her songwriting book, which also contains her secret diary. Unfortunately, Austin and Dez find it first and learn Ally has a secret crush, and Austin is convinced that it's him.
Ally hangs out with Austin to see what his interests are so she can write songs better suited for him. Meanwhile, Trish and Dez realize they have more in common than they thought.
Austin is stalked by an annoying blogger who posts silly videos of him on the Internet. Meanwhile, Dez and Trish go to work at a restaurant that specializes in fried food.
Austin is invited to sing at an awards show in Miami but only receives one guest ticket, which leads to quarreling among his friends.
Austin considers signing with a new manager who wants to get rid of Ally as Austin's songwriter and bring in a whole new team to direct his career.
Austin tries to impress a club owner at Trish's Quinceañera celebration. Meanwhile, Ally gets nervous about dancing with Dallas at the party.
Austin and Ally are invited to perform live on the radio, but Ally must first overcome her stage fright.
Austin and Dez try to break a world record. Meanwhile, Ally accidentally hires a guy she has a crush on to work at Sonic Boom.
Austin prepares for a summer jam contest on the beach that could get his song played on the radio. Meanwhile, Ally tries to put her unpleasant beachgoing experiences behind her.
Ally and her friends make a commercial for a restaurant after pulling a prank that causes the eatery to lose customers.
Ally and Trish try to catch a thief who burglarizes stores in the mall, but the evidence they uncover points to a surprising culprit.
Ally's pet bird escapes when Austin and Dez are left in charge of it.
Austin faces a childhood fear when he stars in a movie that Dez is making.
Austin develops a crush on a waitress who works at a diner, and he gets a job there to be near her. Meanwhile, Dez tries to fight off unwanted attention from Mindy.
A vacation on a houseboat turns into chaos when a legendary alligator is accidentally brought aboard.
Austin strains his vocal cords while rehearsing for his demo record, so he goes to see his doctor and learns he has a big decision to make.
Ally is accepted to a music school in New York and must decide whether to move or stay with her friends.
The second season begins with Austin being invited to perform with a famous musician at a record-label owner's Halloween party, but Dez and Trish's ghost-hunting mission interferes.
Trish's new boyfriend auditions to be a backup dancer for Austin.
Trish secures a cover story for Austin with a popular teen magazine, but when the journalist arrives it becomes obvious that Trish embellished Austin's hobbies, skills and interests.
Season 3 begins with Ally traveling to Portland to catch Austin's performance and being torn between continuing to work on her own music or joining her friends for the last leg of Austin's concert tour.
Everyone imagines how their lives would be different if they had never met Austin.
Austin gets stuck to a priceless object at a Washington, D.C., museum and must find a way to return it before performing for the president.
Season 4 begins with the gang sharing an emotional reunion in Miami at Ally's homecoming gig. But when Austin learns the foursome's time together is only temporary, he considers enrolling in military school.
Austin takes a job at his parents' mattress store; Ally struggles to keep up with an influx of music students.
The gang try to teach first-time music students how to play in a band in anticipation of the A&A Music Factory's grand opening.
Complete episode guide for Austin & Ally with detailed information about every season and episode including air dates, summaries, ratings, and streaming availability in United States.
This episode guide is organized by seasons, making it easy to track your viewing progress or find specific episodes. Use the episode information to plan your binge-watching sessions or catch up on missed episodes.
Ally accidentally gives away all of Sonic Boom's instruments and then hosts a fund-raiser to buy them back.
Trent asks Ally to write him a song so he can become famous.
Austin needs Jessie's help to get to his gig at Times Square on New Year's Eve!
The gang eagerly begin work on their first music video, but a problem arises: The actress portraying Austin's girlfriend has bad breath.
Austin plans to ask out Jimmy Starr's daughter, so his friends give him some advice.
Austin gets jealous when Ally's friend from summer camp visits.
Ally conquers her stage fright and performs a duet with Austin.
Ally decides to focus on her music career now that she's conquered her stage fright. Meanwhile, Austin becomes unsure about his friendship with Kira.
Dez buys a magical typewriter that brings to life whatever he writes.
Austin and Ally decide to become an official couple and try to separate their professional relationship from their personal one.
Trish gets a job at a spa and invites Ally for some treatments before an upcoming photo shoot. Meanwhile, Austin accidentally drops Ally's necklace in a pot of chili that Dez is preparing for a chili contest.
Ally is booked for an audition with an all-girl band, but she wants to sing solo.
Austin tries to write a song on his own when Ally faces a tight deadline to complete songs for her demo reel.
Jimmy signs his daughter to his label, and she wants to sing one of Ally's songs for her first performance. But Ally prefers to keep the tune for herself.
Ally is nominated as one of Miami's best new artists and attends a party with Austin, Trish and Dez to celebrate. But when she performs her signature dance a top producer warns her that it could prevent her from winning.
Val sues Austin and claims that a song he wrote was stolen from her newest artist.
Austin and Ally are transported to the future where advanced technology makes songwriting less personal.
Austin joins the basketball team at school and gets injured, which threatens an upcoming performance.
Austin tries to convince a down-and-out rocker to perform again; Trish struggles with the responsibilities of being a successful business owner.
Austin, Ally and Trish devise a plan to make long-time enemies Dez and Chuck believe they are in a zombie apocalypse so they will be forced to work together as a team to survive.
Austin and Ally judge a singing competition that is celebrating "Austin Moon Week." Ally mentors a shy contestant and works to make the girl a top contender. Meanwhile, Trish and Dez create impressive fan signs in an effort to be seen on TV. Chloe and Halle perform.
Dez and Trish make a movie about Austin and Ally, but the filming brings up issues about the duo's musical partnership that puts a strain on their friendship.
Season 2 concludes with Ally, Trish and Dez joining Austin on his first national tour. However, after performing as his opening act in Miami, Ally receives an offer to launch her own music career and must decide whether to leave or stay on tour with her friends.
Trish becomes jealous when she suspects that Ally has a new best friend.
Austin and Ally plan to perform at a holiday party and give away Austin Moon dolls, but problems arise due to a mix-up at the toy factory. Meanwhile, Dez and Chuck compete for the role of Santa at the party.
Austin, Ally, Trish and Dez team together to try and win a Glee Club competition.
Ally assumes an alias so she can continue to be Austin's songwriter.
Austin agrees to be auctioned off on a date to raise money for Ally's charity.
Trish gets nervous when a boy she likes takes her out on a date.
Austin is afraid to perform after he gets his first negative review from a critic.
Dez gets an unexpected chance to direct a movie that Austin is in, but things don't go quite as planned when he has to work with Austin's co-star, Brandy Braxton, a high-maintenance actress.
When Ally's record producer teams her up to write a duet with a new artist, Gavin, Ally is caught off guard when he confesses he has a crush on her!
Austin tries to prove that he's not shallow to impress a girl.
Austin, Ally and Trish learn that Dez is related to the NBA's Dwyane Wade, who is also a big Austin Moon fan.
Dez, Trish and Austin convince Ally to attend the annual Zaliens Convention in Miami. Unfortunately, Trish and Dez stumble upon real Zaliens and the foursome are forced to devise a survival plan.
Ally questions her relationship with Gavin after he fails to ask her to the prom. Meanwhile, Austin doubts his decision to ask Piper to the prom.
Carrie threatens to tell her sister Piper, who is going to the prom with Austin, that he would rather attend the event with Ally. Meanwhile, Piper grows suspicious of Austin's relationship with Ally.
Austin disappears just before his scheduled performance on "Video Countdown Live." It's soon discovered that Brooke is holding him captive until he writes a song for her.
Trish lands the lead role in a school play, but she drops out when she learns someone is making fun of her online.
Everyone gets locked in Sonic Boom overnight on Halloween. They pass the time by seeing who can tell the scariest ghost story.
Ally's father decides to sell Sonic Boom, after Ally says she's too busy to work there.
Season 3 ends with Austin and Ally's relationship hitting a road block when Austin's music label forces them to keep their relationship a secret. Meanwhile, Dez considers moving to Los Angeles to be closer to his girlfriend and to attend film school.
Austin learns he is a credit short of becoming a senior with his friends.
Ally tries to unlock the hidden musical talent of a new student.
Trish books a famous brother-and-sister duo to talk and perform with students at the music factory. Meanwhile, a code inspector arrives to review the music school and threatens to shut it down.
Austin and Ally imagine life together as a married couple when they are paired together in Home Ec. Meanwhile, Trish helps Dez book a job directing a commercial.
Austin, desperate to perform again, begins singing at a karaoke club. Meanwhile, Ally mentors a student with stage fright.
Austin wants to surprise Ally by teaching their students one of her songs, as they prepare for the A&A Music Factory's first showcase.
Ally performs at an awards show but the producers worry about her dancing abilities. Becky G performs.
Ally's songbook is stolen from her school's 1970s-themed party, so the gang sets out to find the culprit.
Austin visits a fortune teller and becomes convinced that something bad is going to happen during his comeback concert. Meanwhile, Trish believes she is going to meet a prince.
Trish tries to prevent her boy band client Boynado from breaking up. Meanwhile, Austin and Ally help a former impersonator find his own voice.
Ally learns that the new woman her Dad is seeing also happens to be the mom of a very difficult student at the A&A Music Factory.
The gang visits New York City and attends the Spooktacular in Central Park where they tell their own scary stories.
When Ally is rejected from college, she decides to let go of her "perfect student" ways. Meanwhile, Austin and Dez discover their favorite childhood ride will shut down forever.
Ally is determined to graduate and attend Harvard, where a lost library book gets in her way.
One of Austin & Ally's music students is upset about spending Christmas away from her father, so the gang does everything they can to try and make her happy and realize that they're her family too.
As the rest of the group prepares for the next phase of their lives, Trish is still determining what her next steps will be.
Years after the gang has gone their separate ways, Ally, Austin, Trish and Dez meet-up and learn what they have all been up to, individually.