Molly Shannon dishes on joining Only Murders in the Building for season four.
Plus, reveals what it was like working with Selena Gomez, Martin Short and Steve Martin, calling it the "happiest set in Hollywood."
Zach Galifianakis Shares His Respect for Steve Martin & Martin Short: "American Comedy Gods" | THR Video
Zach Galifianakis chats with THR at the season four premiere of 'Only Murders in the Building' and jokes about playing a heightened..
The Hollywood Reporter
