It’s Always Sunny in Philadelphia Season 6 Episode 9

Motivated by the drama teacher who inspired her, Dee takes a job as a substitute teacher, and exposes her students to the culture of Paddy’s with a field trip to see the Gang’s take on the Lethal Weapon series: Lethal Weapon 5.

Episode Title: Dee Reynolds: Shaping America's Youth

Air Date: 2010-11-11