…especially with each other!
The Hangover III star visited Chelsea Lately and the HIGHlarious twosome revealed that they once had a sleepover, but it's not what you think!!!
The night the comedians kept each other warm wayyyyy back before they were famous was STRICTLY a snuggle fest.
Chelsea admitted that even though they did spoon, she had NO urge to get down and dirrrty with Zach.
But..but how could she resist that face??
The talk show host spilled: