Pink Flaunts Hot Body, Talks Drug Use >>Hollywood

Having a baby, it does a body good.

VERY, VERY good if you're Pink, who graces the cover of this month's Shape and shows off her incredible, slim physique in the process:

The 33-year old says she devoured sweets while pregnant with daughter Willow ("I ate a lot of cheesecake during those nine months. Also anything sour, Sour Skittles, Sour Patch Kids, Key Lime Pie..."), but has since lost 55 pounds since her heaviest weight.

Pink has an impressive gym routine to thank for her figure.

She also has a scary past from which she's learned, one that included cigarettes and drugs at a very early age.

"I was 9 [when I started smoking]," she tells the magazine. "By the time I turned 12 I was smoking a pack a day. I quit when I got pregnant."

What else did she do in her younger days?

"I was into ecstasy, Special K, crystal meth, acid - you name it."

For the sake of her child, it