The actors also discovered they had odd facial quirks that presented problems when they locked lips for the film.
He tells Celebuzz.com, "Emma’s nose is so flat and mine is so pointy that I would just end up sticking her in the eye every time we kissed. Then it would all fall to pieces. It was like kissing my sister. It was ridiculous!"
But he doesn't want film fans to think he and Stone didn't get along: "Emma is great, she just makes it so easy. She is so professional and so off-book and so prepared, she’s rehearsed it a million times. At the same, time she is not stuck in her ways and she is adaptable to change and what you’re doing."