Sports·Posted on Apr 27, 2012Rajon Rondo Gets Really Goofy At The Tip-OffAt the start of every Celtics game, Rajon Rondo does something silly.by Kevin LincolnBuzzFeed StaffLinkFacebookPinterestTwitterMail Rajon Rondo likes to freestyle at tip-off. Probably something he learned while being an alien. View this video on YouTube H/T to mrtrpledouble10 youtube.com