Alicia Silverstone won't be baring all in Houston, Texas. Her informative new People for the Ethical Treatment of Animals TV ad has been pulled. She says over the film: "I am Alicia Silverstone, and I am a vegetarian” The actress shed her clothes for a PETA ad championing vegetarianism set to debut in Texas Wednesday, but Comcast Cable pulled the 30-second spots from the airwaves. A spokesperson for the cable company cited nudity in their judgment to cancel the campaign, though the clips had already been paid for. According to information, the PETA ads will still run on television in Dallas.