The producers swear that when they decided to put a Justin Timberlake poster above Princess Fiona's bed, they had no idea that Cameron Diaz had just started dating the singer in real life. Timberlake was given a role in Shrek the Third (2007).
This was the first sequel ever nominated for an Oscar as Best Animated Feature.
In Fairy Godmother's (Jennifer Saunders') factory, some workers are putting potion bottles on a conveyor belt. One of the bottles is marked "Fiagra" a play on "Viagra".
In the Police montage, the camera following a "white bronco" is a direct reference to the infamous 1994 California highway chase where cops were chasing O.J. Simpson in a white Ford Bronco. Larry King, who cameos as the Ugly Stepsister, originally commentated on the chase. The montage's camerawork and overall appearance resembles the appearance of the television show Cops (1989).
Antonio Banderas also provided the voice of Puss In Boots in the Spanish and Latin American versions of this movie.