The filmmakers behind " Going the Distance " were insistent on keeping it real in the romantic comedy about long distance relationships -- perhaps a little too real in the mutual phone sex scene between Drew Barrymore and Justin Long .

The scene, in which there is no nudity but a lot of of off-camera movement (and the discussed image of Marky Mark in his boxer shorts), has its humorous and uncomfortable moments. But it was even more uncomfortable to shoot according to the co-stars.

"We were comparing who had the most awkward experience -- me as a guy in a room full of men," said Long. "Or Drew."

The filmmakers (for the movie opening on Friday) actually built two sets to represent the two bedrooms a country apart and allowed the actors to portray their sex-starved characters tal

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