After Barney ruins Marshall's bachelor party plans, Lily reveals a shocking secret about Barney that causes Marshall to rethink who his best man should be. Original airdate: 4/9/07

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What goes on during bachelor parties? Find out. Guys, a word of advice, don't let your girlfriend or wife see this video.

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A nervous Martin and Gina try to enjoy their respective bachelor/bachelorette parties, but instead find themselves victims of their friends' advice and both imagine married life five years down the ...

Robin attends Lily's bridal shower and finds the gift that she brought is out of place. Barney hires a stripper for Marshall's bachelor party.

THEKINGOFEUR0PE

These were smokin hot

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Adventure Bachelor Party