Sure celebrities have help from personal trainers and more when it comes to getting in shape but some of these A-lister's bounced back into their bikinis so quickly after giving birth to their children it's almost unbelievable! Not to mention, some look better than Us and we don't even had kids. Click through to check out everyone from Jessica Alba to Alessandra Ambrosio's best post-baby bikini body moment.
Just three weeks after giving birth to her daughter Bryn, the former Bravo star was back in a size-4 swimsuit!
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