Mum's the word! Jeremy Renner was a guest on Late Night With Jimmy Fallon on Wednesday, Jan. 17, just hours after Us Weekly exclusively revealed that he's going to be a first-time dad imminently -- with a pregnant ex-girlfriend expecting to give birth in February.
PHOTOS: Inside all of the Golden Globes parties
Indeed, it was at that all-star bash that Renner confided in pal Eva Longoria about his baby-to-be, two witnesses told Us. "He was saying 'I'm going to fly in when her water breaks.' Then Eva said, 'I'm so blown away.'" (Two insiders confirm to Us Weekly that an ex of Renner's is currently staying at the star's L.A. home as she awaits their baby's birth. "They used to date but it wasn't serious," one source explains.
PHOTOS: What all the stars wore at the 2013 Globes
Fallon also teased the hunk about the wispy mustache sported during the Globes. "It was a last-minute decision--it took me three weeks to grow!"
This article originally appeared on Usmagazine.com: Jeremy Renner All Smiles on Jimmy Fallon After Baby News
