Jon Hamm has dissed everyone from Kim Kardashian to Justin Bieber for their Hollywood egos. But the Mad Men star says he's never met anyone with a bigger head than Ben Affleck!
Of course in this case he means it literally…
Ch-ch-check out the video (above) to see the heady conversation with Seth Meyers!
Tags: ben affleck, funny, head, huge, interview, jon hamm, late night tv, late night with seth meyers, video