"HARRY POTTERS" RICHARD GRIFFITHS STARING IN "THE HISTORY BOYS"

Richard Griffiths got told off for snoring at the world premiere of his new film 'The History Boys'.The actor - who plays Hector, an inspirational teacher with an overly friendly affection for his pupils - admits he was mortified he couldn't stay awake at the London event.He told BANG Showbiz: "It was a bit embarrassing but I couldn't help it."I didn't get through the whole film because I was so jetlagged - we'd literally only just flown in from doing a show in New York the night before."He added: "The person sitting next to me had to keep prodding me because I kept dropping off. I have a bruise on my side under my left elbow to prove it. They kept saying I was snoring."