POTW: Betty White, Slash, Justin Bieber, Lady Gaga, Rihanna

Bettie White holds Slash's pet snake at the 2011 Beastly Ball in Los Angeles.

Betty White and Slash wrangle a snake, Justin Bieber and Tiffani Thiessen show each other love, Lady Gaga goes green, and Britney Spears' driver gets drenched. It all happened this week, and we've got the pics to prove it.

SEE THE PHOTOS OF THE WEEK | LAST WEEK'S PHOTOS

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