Jess (Zooey Deschanel) refers to the film "Bridge to Terabithia" which she starred in herself.
This episode is titled, "Kids", because everybody act like kids. Cece and Schmidt fight like kids. They also initially think they were going to have a kid. Winston's boss acts like a kid by running out of the car and rolling on the floor. Nick ends up realizing he is dating a girl who just stopped being a kid.