Eddie becomes distraught when Wendi breaks up with him over disagreements on how they want to handle their future. Meanwhile, Mike struggles to address Eddie's heartbreak, and Peggy contemplates whether she has to break up with Wendi too. To complicate things further, Joey convinces Frank to send Wendi a love letter, pleading his case as to why she should be his girlfriend. With Frank's impending humiliation on the horizon, the Cleary boys try to help him retrieve the letter and just end up getting into more trouble.