Hot mama! Pink covers the November issue of Shape magazine, where the 33-year-old singer reveals she has lost a whopping 55 pounds since giving birth to daughter Willow in June 2011. Check out some behind-the-scenes video straight from the photo shoot and hear Pink herself discuss how she got her rockin' bod back. Plus, Tyra Banks wows on the red carpet alongside her mom at the Flawsome Ball in NYC Thursday night, and we're taking a look at our favorite celeb TwitPics of the week. Let us know on Facebook or Twitter which you like best … and why!