Mac MacGuff: Whats that thing?
Vanessa Loring: It's a pilates machine.
Mac MacGuff: What do you make with it?
Vanessa Loring: Oh you don't make anything with it, its for exercise.
As Juno is walking into the abortion clinic, an exterior shot shows that there is only one entrance door. The shot of her entering from inside the clinic shows a double-door entrance.
The song that Juno and Bleeker sing at the end of the movie is called "Anyone Else" by the Moldy Peaches. The original song is played by a girl (Kimya Dawson) and a boy (Adam Green) but in the movie Bleeker sings the girl's part and Juno the guy's part.