It takes Joey 28 seconds to "drink" a gallon of milk.
When Ross and Rachel are at the Green family home, there is an establishing shot of the house. It is a red brick house covered in snow. This shot of the house is actually taken from the movie Planes Trains and Automobiles.
In the French dubbed version of the episode Joey is required to speak Spanish for the role and so Phoebe tries to teach him Spanish.
The film playing on the television in Dr. Green's hospital room is the Ray Harryhausen classic "Valley of Gwangi".