The Wall Street costars seemed inseparable, especially with their on-again, off-again relationship, but it just didn't seem to last.
At one point, Mulligan was linked to R.Pattz's best pal after her breakup with LaBeouf. Rebound romance? Possibly.
The Hollywood bachelor's pals said the duo were hanging out a lot, but it's just because they have a lot of mutual friends. That's totally what it was.
Carrie was seen interlocking arms with K.Stew's Yellow Handkerchief screen buddy. And yes, he made out with Kristen onscreen, but it's what happens offscreen that matters, duh.
Mulligan seemed to have found her prince charming when she started dating the Mumford & Sons singer.
Mum's the word. Despite flaunting a ring on that finger, neither Carey nor Marcus' reps would confirm that the two were heading down the aisle.
NEXT GALLERY: The Women of Bradley Cooper