Brit -- 5150 Doesn't Add Up!

Britney Spears has come to the ultimate realization about herself and the last two years of her life: "What the hell was I thinking?"

The question arises in a new documentary called "For the Record," in which Brit talks about K-Fed, the 5150, and the losing-custody situation. "I sit there and I'll look back and I'm like: I'm a smart person. What the hell was I thinking?"

She adds: "There's a lot that people don't know." Now that would be a revelation.

Sarah Palin has no problem handling balls -- eyeballs, people, eyeballs.

Her big sister Heather reveals to Glamour the veepseeker has no problem dealing with the most disgusting parts of an animal. The gov's pop was a science teacher and after hunting, says Heather, "He would show us the parts of the animal, like, 'Here's the brain, here's the eyeballs.'"

"I can remember my sister squealing when my dad handed her eyeballs," says sis.

Not that he needed any more plastic surgery, but Mickey Rourke is giving himself the blade.

On the set of his latest film "The Wrestler," Mickey went all Method and taped a blade to his forearm. "When the time was right," co-star Wass Stevens tells the New York Post, "[he] sliced his forehead." And Mick apparently hurt himself – he says he had three MRIs before the end of filming.