Guest stars: as Mike Moon, Jill Benjamin as Mimi Moon, Richard Whiten as Jimmy Starr, as Dr. The group is able to elude museum security. However, when Austin gets grounded due to his bad grades, the group is left needing a backup plan. Archived from on July 25, 2013. With Austin's career gone, he goes with Ally on her first tour while Trish starts her own management company with a bunch of new clients. The contest takes place at the beach where Ally wants to get over her bad memories so she and Austin can work out some lyrics. At Austin's Seattle concert, Austin finally arrives to see Ally and hugs her.
While in the police station, they explain the story, and Officer Dunphy accuses them of stealing Fruity Mint Swirl ice-cream in the shop's freezer, forcing them to miss the contest. Later, they all travel to , where Austin and Jessie sing a duet at his next concert. How they deal with and use their differences to form a prolific musical team is both inspiring and entertaining. Ally and Trish tell Bobbie that Billie said he is the star of the show. When a far-from-flattering video of Austin shows up on an Internet blog, the resulting controversy not only leads to the cancellation of an upcoming gig, but also forces the group to reassess their strategy.
However, things go wrong when Ally takes a plane to Portland, Maine, and Austin, Trish, and Dez are in Portland, Oregon. Little do they know, a baby alligator followed them to the boat, attracting Big Mama. Meanwhile, Ally and Dez are assigned to be partners in chemistry class, much to Ally's dismay, while Trish uses flashcards to help Austin with Spanish, but he still struggles, so she hires a Spanish musician to help Austin since Austin knows a lot about lyrics. At Didi's party, everyone meets Didi's boyfriend, Chuck. Trish then steps in to help Ally by teaching her how to fire Dallas the right way. Austin and Dez tell Billie that Bobbie said she was the star of the show. Dez agrees to give her the gift card at the end of the week, but each time she insults him, he buys something with the card.
While Benny is finishing packing, nearby, Trish explains that the problem with Boynado is Rupert. Soon afterward, everyone begins asking Austin who he wrote the song about. After Austin joins the basketball team, Jimmy Starr tells him to quit so he doesn't get injured, affecting his ability to dance. Everyone's friendship is tested as Ally, Trish, and Dez all compete to win the coveted guest ticket. However, the plan backfires when the show suggests bringing the show to Austin and watching him perform from the campground. Ally helps Austin decide to stay on the team, but, unfortunately, he sprains his knee during a match. Trish decided to keep their relationship a secret to not influence Austin's decision when Trent auditioned for a role as Austin's backup dancer.
Austin decides to perform at Trish's party so he can impress Emilio to book him in his clubs. The day of relaxation turns into a disaster when Ally drinks a juice that makes her teeth green, her hair is treated until it turns puffy, her facial turns her face pink, and her hands get stuck in wax in the nail bath. Meanwhile, Carrie requests Trish and Dez's help to find a new job when she gets fired from Shredder's. Trish and Dez make up a camp to help them get along. Although Austin is now dating Kira, he suddenly finds himself jealous seeing Ally with Elliot. After Austin leaves for his date, Dez looks through Kira's MyFace page and Ally realizes that everything she has packed for Austin and Kira's date Kira dislikes. It is play night and Dez and Carrie figure out the bully is Margo.
While they are questioning them Chuck disappears. However, Trish still refuses to go to school. And that begins their musical collaboration as they try to profit from Austin's newfound fame. Trish plans a concert for Austin and Jackson to perform a new song Ally wrote. Meanwhile, Carrie has to go back to L.
Later, the mess is fixed, except trouble ensues when the plane suffers mechanical problems and is diverted to. The group then must figure out a way to help Austin perform at an upcoming concert. During the middle of the party, Dez thinks Austin can swing in on a rope for his grand entrance for his performance. Suzy's Soups, a restaurant owned by her former grade school teacher. Austin is an extroverted musician and singer. They decide to trap all the suspects in the same room until someone breaks.
Ally starts blaming Austin, Trish, and Dez for this. Ally tries to make Lucy become a different person by not letting her choose the song that she wants to sing and changing her wardrobe. Later, Austin finds a song that Ally wrote, which explains that she still has feelings for him. Ally then decides to stay with Austin on tour because he is her inspiration and she writes better songs with him. Trish decides to question each of Austin's previous romantic interests to try to prove he wrote the song about one of them, but, unfortunately, they have no luck. When they get there, the power in the houseboat goes out. To help him, she tells him to write about something or someone he cares about.
When Austin dates Piper, he discovers that she is against animal abuse. Before the concert, Jackson refuses to perform, but changes his mind after advice from Austin. When Ronnie finds out the truth, Ally stands up to him. When the group is about to tell Austin that they changed their minds, they find out that Austin is going to a military school and must stop him before he is enrolled. Guest stars: Hannah Kat Jones as Carrie, Harry Van Gorkum as Armand Bianchi, Carla Delaney as Ms. When Emilio shows up, the group finds out Emilio doesn't own night clubs, but he owns country clubs.
Later, Austin reveals to Dez that he also has feelings for Ally, making him confused about whom he really loves. The last scene shows Ally playing the piano in Ronnie's studio while looking at the card that Austin gave her and Austin playing to the same song on guitar on the tour bus. Later, Ally delivers an incredible performance at the show and proves to her friends that she can dance. Dez releases Groovy the Goat and he jumps on top of her. Later at Sonic Boom, the group agrees to keep the trophy on the counter, but they all rush back because they want it. Later, Trish discovers that Dez and Carrie misinterpreted what they said to each other at the restaurant.