They're just like the Rat Pack and the Brat Pack, except with less class and teenage angst and more frat humor. "Frat Pack" films always feature at least two of the following comedy actors:
One example of a movie starring the Frat Pack is 'The Internship,' which hit theaters on June 7, 2013. The film stars Owen Wilson and Vince Vaughn, and also features Will Ferrell in a minor role.
Click through to find out which other movies are included in the Frat Pack catalog!