"We barely saw each other," Stone told E! News while promoting the movie (in theaters on May 29). "We were at totally different ends of the island, which was actually kind of far."
But then the lease was up at Cooper's place.
"I did live in your house the last week," the actor said.
"We were roommates," Stone said, before Cooper quickly said, "Housemates!"
"You had your own little section…your little enclave," Stone said.