By the time she shot to fame at the age of seven for her role in E.T., Drew Barrymore already had more acting experience that most aspiring actors will ever have in their lifetime. She was only eleven months old when she appeared in a dog food commercial, acted in a Pillsbury commercial at the age of four, had a small role in Altered States, is alongside acting Snap, Crackle and Pop in a Rice Krispies ad.