Ben and Tucker swap names while pursuing a woman. Elsewhere, Riley runs into a former rival and enlists Danny in a revenge scheme; and Bonnie gets Tucker to assist her in creating a slogan for her new business.
Ben tries to score a second date with Heather in order to win a wager with Riley. Elsewhere, Bonnie asks Danny to end her relationship with Brad for her, and then she becomes interested in Brad's dad; and Tucker uses Emma to improve his dating life.
Tucker pretends to be a lawyer in order to please his dad, and Ben helps with the charade. Meanwhile, Riley develops a crush on a British guy, but Bonnie mistakenly thinks she's fallen for Danny; and the gang's trip to a Renaissance faire goes badly.
Ben throws a bash for Emma's first birthday and puts Tucker in charge of entertainment. Meanwhile, Ben encounters an ex-girlfriend who's hiding a big secret; and Danny uncovers shocking news about Riley's family.
Ben takes Bonnie to a Bon Jovi concert to thank her for all she does, but the tickets Tucker gets him are counterfeit. Elsewhere, Danny's former vice principal inappropriately flirts with him when he and Riley chaperone a prom at their old high school.
Riley tries to figure out who her biological father is and comes up with two candidates. Elsewhere, Tucker blames his dad for his parents' impending divorce, so Bonnie attempts to help by getting Tucker's father to be less rigid.
Ben wants to see Emma walk and tries bribing her with food, but it doesn't work. Instead, she toddles after he leaves for work, so the gang devise a scheme for him not to miss out on this milestone. Meanwhile, everyone reflects on Emma's infancy.
Ben gets in a bad mood as Christmas approaches, so he makes a wish that the holiday never existed. His wish is granted, but he's unprepared for the consequences: Emma's existence is erased and everyone's lives are on different courses.