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The "Frat Pack" is a term coined to describe a group of actors who frequently collaborated in comedy films in the late 1990s and early 2000s. Most famously, it includes Ben Stiller, Jack Black, Owen Wilson, and Will Ferrell. Other notable mentions are Vince Vaughn, Luke Wilson, and Steve Carrell. These actors were known for their comedic timing, improvisational skills, and ability to create memorable characters.