Ally's record producer teams her up to write a duet with an artist, Gavin, which among other is in love with Ally. Austin becomes jealous and decides that he wants them to reunite, but Ally confesses that she now has a crush on the new guy.

Austin must prove that he's not shallow to impress a girl he wants to take on a date.

Austin begins to realize he has stronger feelings for Ally than for Piper, when she says no to Gavin for prom.

Carrie threatens to tell her sister, Piper, that Austin would rather go to prom with Ally; Piper is already suspicious of Austin's feelings.