Celebrity·Posted on Nov 27, 2013Jimmy Fallon Dressed Like A Chicken And Covered "Ho Hey" At St. Jude's HospitalDid we mention he changed the lyrics to "bok bok, bok bok bok bok?"by Emily HennenBuzzFeed StaffLinkFacebookPinterestTwitterMail We were all surprised when Jimmy came out in a Thanksgiving-themed costume, Tap to play GIF Tap to play GIF the kids were definitely amused! Tap to play GIF Tap to play GIF But then he did an even more lovely rendition of "The Lumineers." Tap to play GIF Tap to play GIF Which was totally iTunes-worthy. Tap to play GIF Tap to play GIF He also did a lovely Bill Cosby impression. Tap to play GIF Tap to play GIF Then danced the day away! Tap to play GIF Tap to play GIF Watch the adorable video here! Today / MSN / nbcnews.com