But pop star stays mum on what he has in store for fans during Sunday’s show, airing live on BET at 8 p.m. ET. By Jocelyn Vena Justin Bieber Photo: Jamie McCarthy/ Getty Images Justin Bieber isn’t nominated in any of the categories at this Sunday’s 2011 BET Awards , but that isn’t stopping the teen superstar from making an appearance. With so many of his pals up for prizes at the show, it’s anyone’s guess what the Biebs might do come awards day. But whatever he has in store for fans, he’s keeping it a surprise. “You never know. I will never tell you, ever, even if there was
