Last night hot Shame star Michael Fassbender wasn't shy about his onscreen sex-capades during his interview with David Letterman. While his performance as a sex addict is darkly intense and serious, the Golden-Globe-nominated Irishman lightened the mood right off the bat with a joke about how "hard" it was to shoot full-frontal scenes. Michael also got into some of the details about shooting his convincing three-way sex scene in the film, answering Letterman's question about whether his costars were actresses or possibly ladies of the night. Watch the funny clip now!
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