‘Its Always Sunny in Philadelphia’ star Rob McElhenney explains shock name change in snarky monologue

He’s paying the troll toll. Creator and star of “It’s Always Sunny in Philadelphia” Rob McElhenney opened up in a snarky monologue about changing his legal name to “Rob Mac” — a move that perplexed many fans. Mac, 48, announced the shocking change to his government name last week and is letting fans know that…

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