Aaron sets out to find a girlfriend to break his heart so he can write a hit song. But that girlfriend turns out to be Erin's BFF Vivian. Erin tries tricking Vivian into breaking up with Aaron but ends up betraying her trust. Can Aaron fix it with a song?

While Chuck and Sylvia take a vacation, Erin and Aaron convince their parents to let them babysit Natasha, not realizing how much trouble she will be.