Dennis and Dee explore their new accommodations in the countryside. Frank accompanies Charlie to find the truth about Charlie's Irish childhood pen pal. Mac has an identity crisis and decides to join the seminary.

It's Always Sunny in Philadelphia Season 15 Episodes...

• s15e01 - 2020: A Year in Review
• s15e02 - The Gang Makes Lethal Weapon 7
• s15e03 - The Gang Buys a Roller Rink
• s15e04 - The Gang Replaces Dee With a Monkey
• s15e05 - The Gang Goes to Ireland
• s15e06 - The Gang's Still in Ireland
• s15e07 - Dee Gets Stuck in a Bog
• s15e08 - The Gang Carries A Corpse Up A Mountain

It's Always Sunny in Philadelphia Show Summary

Five egocentric friends who run a neighborhood Irish pub in Philadelphia try to find their way through the adult world of work and relationships.

Unfortunately, their warped views and precarious judgments often lead them to trouble, creating a myriad of uncomfortable situations that usually only get worse before they get better.