ANGELINA JOLIE'S SURPRISE COMIC-CON APPEARANCE. PLUS, 'BEVERLY HILLS 90210' STAR SHANNEN DOHERTY IS HEADED FOR 'RIVERDALE.' AND, WHICH DISNEY CHILD STAR HAS DATED BOTH NICK JONAS AND JUSTIN BIEBER? ENTERTAINMENT BEGINS AND ENDS WITH ET. KELTIE KNIGHT HAS THE DETAILS FROM THE ENTERTAINMENT TONIGHT NEWSROOM IN HOLLYWOOD...