Ashlee was out and about the other night looking like a different person (a total bombshell!) She just had a baby?

Just two and a half months after having baby boy Bronx Mowgli, mom Ashlee Simpson was out on the town for New Year's sporting a black, skintight low-cut bustier and super-blonde flowing hair. The baby weight? Gone. These celebrities never cease to amaze us with their post-baby bods. Geez.

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