This post has not been vetted or endorsed by BuzzFeed's editorial staff. BuzzFeed Community is a place where anyone can create a post or quiz. Try making your own!Buzz·Posted on Nov 15, 2014How Well Do You Know 'How I Met Your Mother'?It's going to be Legen - Wait for it - Dary!by KateBurdonCommunity ContributorLinkFacebookPinterestTwitterMail
