Photo: CelebitchyI actually cracked up when reading this story. Pamela Anderson called Jessica Simpson a “whore” and a “bitch” on Australian radio, while waiting to go into that country’s version of the Big Brother house.What brought on such vitriol? Apparently the “Real Girls Eat Meat” t-shirt that Simpson was spotted wearing recently. Anderson, a fervent PETA supporter, as well as fervent leather Hermes bag lover, found the support of eating meat repulsive and rather than literately suggesting that practicing vegetarianism might be a better alternative, lashed out at her younger blond doppelganger. Pammy also added an addendum “I don’t know whether she was talking about food or men.”Well, Pam would know.Why do I find this so funny? Well, because attacking Jessica Simpson is like kicking a puppy. The girl seems utterly neurologically defenseless. Not that Anderson would be a likely MENSA member, but after being briefly married to…