Charlie Day says Rob McElhenney is trying to 'trade up' on him

The Super Mario Bros. Movie star joked he's not down with McElhenney's "super handsome movie star best friend."

Wrexham co-owner Rob McElhenney reveals the time 'It's Always

Charlie Day jokes Rob McElhenney is replacing him with Ryan Reynolds

Breaking Bad stars reunite in It's Always Sunny In Philadelphia

Don't Worry, 'Always Sunny' Is Not Changing - The Ringer

Charlie Day jokes Rob McElhenney is replacing him with Ryan Reynolds

Apple Orders Comedy from 'It's Always Sunny' Stars Rob McElhenney

Wrexham: It's Always Sunny cast pull pints for fans - BBC News

It's Always Sunny in Philadelphia: Seasons 1-4 : Charlie Day, Glenn Howerton, Rob McElhenney, Kaitlin Olson, Danny DeVito: Movies & TV

It's Always Sunny in Philadelphia: Seasons 1-4

How is this actually real tho #fy #alwayssunny

Rob McElhenney Regrets This 'It's Always Sunny in Philadelphia

It's Always Sunny In Philadelphia stars hit the town in Belfast

Charlie Day on Rob McElhenney & Ryan Reynolds' Friendship

Apple Orders a Comedy from Charlie Day and Rob McElhenney

It's Always Sunny': Charlie Day and Rob McElhenney Fight As Much

Philadelphia is known as The City of Brotherly Love, but the town may soon be famous for it's bad behavior thanks to this mean spirited comedy. This

It's Always Sunny in Philadelphia: Seasons 1 & 2