Ben and Tucker take baby Emma to her first doctor's appointment, and Ben ends up asking Nurse Cassie out on a date. Riley is jealous of Ben's new relationship with Cassie, but tries to befriend her per Ben's request. Meanwhile, Danny has his first hockey game with the NY Rangers and he's very superstitious - he wears an old high school jersey that has never been washed to every game and Bonnie caters to his every ritual. Tucker, in an effort to clean up the apartment, washes Danny's jersey by accident and it shrinks down to a tattered mess - Danny is devastated. At the game, Riley and Cassie get into a girl fight, which is featured on the jumbotron.