Celebrity Birthdays Celebrity Birthdays of the Week ShareTweetPinEmail Retna Digital 15 / 23 Common turns 37 on March 13. ShareTweetPinEmail Up NextBest Bling Retna Digital 15 / 23 ShareTweetPinEmail By Wonderwall.com Editors 1:31am PDT, Mar 9, 2009 Common turns 37 on March 13. Spotlight