It's Always Sunny in Philadelphia Season 6 Episode 13
A Very Sunny Christmas
After years of being mistreated by Frank during the holiday season, Dennis and Dee decide to teach him a lesson. Meanwhile, Mac and Charlie reflect on their childhood Christmases, and realize that they were not as joyous and wonderful as they remembered.
Guest Stars
Lynne Marie Stewart
Charlie's Mom
Sandy Martin
Mac's Mom
David Huddleston
Eugene Hamilton
Pablo Schreiber
Ricky Falcone
Ryan Michelle Bathe
Woman Office Worker