Ben discovers Tucker has been making extra cash by visiting a sperm bank. In order to help Tucker pick up a nurse at the bank, Ben agrees to donate his own sperm but quickly regrets his decision after a couple chooses his sample. Riley and Danny continue to fight while attempting to host their friend's engagement party. Their moms, archenemies Bonnie and Jennifer, team up to get Riley and Danny back together.

Ben admits he never graduated high school and decides to go back to school in order to set a good example for Emma. Bonnie later confesses that she also did not graduate, so both must pass a final exam, instructed by Ms. Gilcrest, in order to get their diplomas. Riley and Sam are both inducted into the athletic hall of fame and argue over prime territory for their trophy case.

Bonnie's annoyed when Ben invites her estranged mother to a family weekend at Emma's preschool. Meanwhile, Riley and Tucker take an improv class in hopes of furthering their careers.