Kristen Aldridge

Kristen Aldridge lends her pop culture expertise to Yahoo! as host of "omg! NOW." Receiving millions of hits per day, the hugely popular daily entertainment news program is one of the most-watched on the web. As a seasoned entertainment journalist, pop culture expert, fashion addict and lover of all things creative, she is founder of positivelycelebrity.com and recently launched her own celeb-inspired fashion line and smartphone app. Connect with Kristen to talk all things celebrity via Twitter and Facebook, or visit her official website.

Hayden Panettiere may rock Daisy Dukes, high...

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See how the supermodel stays so svelte on the go in this 24-hour personal photo diary
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What Giuliana Rancic, Taylor Schilling, and more of our favorite fit stars are hoping to accomplish this year
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Forget #selfies! These super-fit celebs work hard for their bods and aren’t afraid to show it!
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The women behind some of the sexiest celeb bodies reveal their personal workout routines, motivational mantras, and more
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She’s sassy, she’s sexy, and she's, of course, keeping it classy!

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From Christina Aguilera to Khloe Kardashian, get the skinny on how these stars shed the weight
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The svelte trainer to the stars snapped a photo of everything she ate during one 24-hour period!
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Kelly Ripa recently tweeted out a photo of her insanely toned abs and not...

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Do you recognize these fit and famous faces in their Throwback Thursday photos? Click through to see how many young stars you can successfully ID
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