CAMERON DIAZ -- SAFETY GIRL

WHAT'S YOUR HANG-UP?

A guy in a sports car chatting onhis cell phone thought he was dreaming when traffic- stopping sexpot Cameron Diaz pulled up beside him at a red light -- and motioned for him to roll down his window! The awestruck dude stammered "Hello!" but Cameron attacked, yelling: "Look, you! Either use your cell phone or drive your car . . . but DON'T do both!"