Listen to The John DeBella Show on Thursday at 8:40 am for your chance to call 215-263-WMGK & play "Grover Knows" against comedian Grover Silcox.  You start telling a joke but leave out the punchline.  If Grover Knows it, you'll get a fabulous parting gift.  If he doesn't, you'll win this week's prize: Angels and Demons on DVD.  From the team that brought you The Da Vinci Code comes the box office smash ANGELS & DEMONS, starring Tom Hanks. Available November 24th on Blu-ray™ and DVD!  Rated PG-13.