Little do they know, a baby alligator followed them to the boat, attracting Big Mama. They have trouble figuring who is Billie and who is Bobbie. Dez's leadership, dance moves, and ideas are so strange and annoying that Austin and Ally make up and Trish gets the coach to let them back in the club. However, the group finds out that he is a little too crazy of a fan and is freaked out about his obsession over Austin. Ally ends up winning the contest and lets her friends know that she believed in herself. At the prom Austin realizes he has stronger feelings for Ally than Piper, which Carrie overhears.
Meanwhile, Carrie has to go back to L. Ally is overwhelmed with teaching music and feels stressed out. When Ally finds out, she is crushed that her friends did not believe in her. They are caught and Kira blames Ally for ruining the date. In the end, it turns out to be Dez's dream.
Meanwhile, Dez is feeling alone without Austin, so he hangs out with Trish who takes advantage of him to do her work for her while she enjoys some leisure time. The group quickly comes up with a solution and decides to take a cab to New York, but they're kicked off when they can't afford the fare for going a far distance. Austin proves his comprehension of Spanish and Señora Gomez passes him. While Benny is finishing packing, nearby, Trish explains that the problem with Boynado is Rupert. Luckily, they find Jimmy and Ally deletes the message by pretending to send a text to her father. Since Ally decided not to go on tour with her friends, she reunites with them by joining them for a few days until her meeting with Ronnie Ramone. When Austin dates Piper, he discovers that she is against animal abuse.
Trish and Dez try to search for answers, using their knowledge from watching the show. Since Ally is wearing the exact same costume as Taylor Swift, she steps in and acts as Taylor Swift to not leave Austin hanging. Later, Ally asks Austin and Dez to watch Sonic Boom while she and Trish hold their spots in line. At Didi's party, everyone meets Didi's boyfriend, Chuck. Austin discovers that the advanced machines have ruined everything, making songwriting and music less personal. Austin decides to tell Dez he can't plan his entrance, but before that he gets stuck in an unbreakable box and has to perform in it. At the very end of the party, Ally and Dallas find out they have much in common and connect with each other by dancing.
She admits that the fact that her friends did not believe in her actually motivated her to prove them wrong. Jimmy Starr, impressed with Ridley's singing, signs her to his record label and, after being convinced by Trish, also allows Austin the chance to perform again. Austin and Ally make a bet with each other over her ability to teach Shelby to play the violin. In the end, Austin doesn't have to perform live after a bear shows up at the campsite. Ally is asked to go on a European tour by Ronnie Ramone, Trish is about to go on tour to manage a British boy band, and Dez is returning from Miami for three days only to shoot a short film for his film class in L. The group is devastated about her departure and they do not want her to leave.
She seeks advice from Dr. When the blogger, Tilly Thompson, is caught, she reveals that she does not hate Austin, but in fact hates Ally due to an incident in. After saying she doesn't care, she goes into the school auditorium to cry. Meanwhile, a delivery worker delivers items to all stores including Sonic Boom, but his request for a goes unnoticed. He then decides it's best to stay out of the music business and reveals that he isn't broke. She tells him to find a new passion, so he enrolls into a military school. Trish helps Ally take the cake to the life skills class at school.
Before the concert, Jackson refuses to perform, but changes his mind after advice from Austin. They have to choose one of five topics that will teach them about responsibility and how to deal with life's problems. Meanwhile, Trish is promoted to head elf by Santa and orders Dez and others around using the excuse that Santa asked for it. Dez releases Groovy the Goat and he jumps on top of her. However, the group is unaware that the music school is in New York.
Trish and Dez's ghost-hunting mission goes awry when they accidentally knock Taylor Swift unconscious. However, since Ally is a horrible dancer she asks Austin to give her dance lessons, but accidentally breaks his leg during a practice. The play continues and nobody makes fun of Trish anymore. Meanwhile, Carrie reveals that she is moving to L. Billie and Bobbie tell Trish and Dez that Austin and Ally have gone so they go to the mall and ask them why they are here. Austin and Dez tell Billie that Bobbie said she was the star of the show. Ally also finds out Dallas said no to her just because he was also a horrible dancer.