S05E10: The D.E.N.N.I.S. System

Name: The D.E.N.N.I.S. System
Released: 2009-11-19

It's Always Sunny in Philadelphia · Season 5

Aired 19 Nov 2009 at 2:00am (UTC)

Synopsis

Dennis reveals his foolproof system for seducing any woman to the rest of the gang, but they don't grasp the concept.

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