Rob McElhenney has chosen to go by Rob Mac publicly, and Kaitlin Olson reveals how she feels about this change.

In a one-minute video he posted earlier in the week, he announced he's changing his name to ... Rob Mac. It'll be "mostly" a ...

“They were like, ‘We don’t want to end it,'” Howerton recalled his co-stars saying. “And I was like, ‘Oh, well I can’t stop ...