The reason? Judd was guest hosting The Late Late Show, and the other three were his guests. Needless to say, hilarity ensued!
The topic of conversation was OCDs, and while everyone contributed various anecdotes about themselves or others dealing with the disorder, Lena's examples were by far the most jarring, and entertaining.
After Adam talked about Chris Farley's personal struggle with OCD, Lena admitted to having sexual thoughts about Chris, explaining that if she thought about doing the nasty with him eight times in a row, she'd somehow avoid actually having intercourse with the late actor.
Ch-ch-check out the entire segment (above)!!!