Did you know that 9/11 forced a scene to be cut out of ‘Friends’? Or that Bruce Willis appeared on the show because of a lost bet? Check out these and some other secrets from the big show.

The "Sex And The City" star missed out on the part but later made a guest appearance on the hit sitcom.

Ben Winston was "so upset" when he realized his plan for the cast's first meeting was under threat.

An emotional exchange between Courteney Cox and Matt LeBlanc went under the radar.