Having worked with Chelsea Handler on 'Hop,' James Marsden probably assumed appearing on 'Chelsea Lately' (weeknights, 11PM ET on E!) would be a breeze. But a friendly reunion it was not, as Handler teased him mercilessly.

She told the audience, "I had to remind you time and time again that you're not funny." Marsden countered, "She wouldn't deliver her dialogue off-camera." Handler recalled, "I would say, 'You're a terrible, terrible actor. Everything you say is not believable.'"

She then congratulated him in on the film's being No. 1 at the box office last weekend. Was her needling over? Nope.

She couldn't help but mention 'The Box' -- the "embarrassing" 2009 film he did with Cameron Diaz. "I hate you," he said grinning.

Watch the full episode here: