During their time in the spotlight, there were no shortage of Three Stooges secrets.

These characters were a monumental part of American comedy during the early-to-mid 20th century. From the vaudeville days of the 1920s right up to the birth of television in the 1950s and ’60s, these three characters were known for their slapstick routines and comedic face-pulling. They are most fondly remembered for the hilarious Columbia short films they made, which have been repeated on television again and again since the ’50s.

The Stooges lived in the public eye for so long, and their lineup of cast members went through some considerable changes along the way. So it makes sense that there are some fascinating pieces of trivia, secrets, and goofs associated with them both on and off the screen.