Alvin forgets an important anniversary with Juliet, then makes things worse when he tries to follow the not-so-sage love advice of everyone in the family. But eventually, with Abby's help, Alvin finds the confidence he needs to win back Juliet back. Meanwhile, Max meets his second biggest fan, Harley, and Howie's not happy about it.
Alvin and Juliet have been dating for a while and Juliet wants their parents to meet. But what seems like a harmless idea quickly escalates into the parents forbidding Alvin and Juliet from seeing each other anymore! At the same time, Max and Abby discover Howie has been keeping an amazing snow fort secret from them.
The family is surprised when Alvin suddenly has a girlfriend, but quickly grow fond of her. Max however smells a rat and stands up for his best bud when he thinks this new love is just using Alvin for student government gain. Howie is testing the intelligence of a pig, but runs into trouble when the Ackermans keep treating it like a pet.