Did you know that Heidi Klum walked the runway just five weeks after giving birth? Her post-baby body was insane!
RELATED: Kim Kardashian Shares Impressive Weight Loss Just Three Months After Giving Birth
She's not the only celeb to flaunt major weight loss shortly after her pregnancy. Click through the gallery to see more stars who lost their baby weight miraculously fast.
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Heidi Klum gave birth to her daughter Lou on Oct. 9, 2009. Just five weeks later she walked the runway at the Victoria's Secret Fashion Show.
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Miranda Kerr gave birth to her son Flynn on Jan. 6, 2011. A little over two months later she walked the runway at the Victoria's Secret fashion show.
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Jessica Alba gave birth to her daughter Haven on Aug, 13, 2011. Two months later she wowed fans with her post-pregnancy body – it's like she was never even pregnant!
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Beyoncé gave birth to Blue Ivy on Jan. 7, 2012. Two months later she showed off her fit bod in a tight navy dress.
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Adriana Lima gave birth to her daughter Sienna on Sept. 12, 2012. Less than two months later she walked the Victoria's Secret runway in barely-there lingerie.
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Zoe Saldana gave birth to twins Cy and Bowie on Nov. 27, 2014. Three months later she showed off her flat stomach in a curve-hugging gown.
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Naya Rivera gave birth to her son Josey on Sept. 17, 2015. Less than three months later she showed off her slimmed down figure on the red carpet.
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Alessandra Ambrosio gave birth to her son Noah on May 7, 2012. She walked the catwalk just five weeks later!
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Angelina Jolie gave birth to twins Vivienne and Knox on July 12, 2008. Less than three months later she showed off her slim figure in a tight black dress.
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Kerry Washington gave birth to her daughter Isabelle on April 21, 2014. Less than two months later the new-mama stepped out looking slimmer than ever!
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Shakira gave birth to her son Milan on Jan. 22, 2013. Two months later she walked the red carpet showing off her tiny frame.