But they're not ready to talk about it.
"Yeah, what do you guys do? Do you guys stay in separate rooms? I've been wanting to know this for a while," Foxx said, sipping from a coffee mug. "I ain't trying to get in your business, I just want to know what y'all do."
Garfield, 30, responded by joking that he has been sharing a room with Foxx.
Later in the interview, Stone, 25, said that making the sequel was "a lot of fun," just because "everyone got to know each other, obviously, very well."
Foxx shook his head.
"I was just -- everybody got to know each other," he said, as the audience laughed.
However, the two were more open about their personal lives during a game of "Never Have I..."
Though only Foxx and Garfield admitted to having one-night-stands, when DeGeneres asked if anybody in the group had "sexted," all three said they had.