Glenn Howerton Talks 'A.P. Bio' Season 2, Teases 'It's Always Sunny in Philadelphia' Season 14 | In Studio

3/6/2019 - by Brian Porreca
"I will always be involved in that show in some form or other. How much I can be involved in will be somewhat dictated by what else I'm doing, but it's always going to be something that I care deeply about," Howerton said of 'It's Always Sunny.'

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