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How many times do you update your manicure in one night? If you’re Katy Perry, it’s no less than four polish changes! At Sunday’s MTV Video Music Awards, she switched her nails three times during the ceremony and once for the after-party, which kept her manicurist Kimmie Kyees working overtime. “Katy’s stylist sent me photos of the outfits she was planning to wear, and I started brainstorming ideas right away,” Kyees told InStyle.com exclusively. “I was so inspired by her dresses!” Click through the gallery to see Perry’s manicures up close, and get tips for how to re-create the look at home.

MORE: VMAs 2011 All the Fashion Details! 

The MTV Video Music Awards always delivers major fashion moments, and tonight’s black carpet lived up to the expectations! Beyonce made her entrance in a one-shoulder Lanvin gown while clutching her newest accessory—a baby bump! “OMG Beyonce just made a huge announcement on the #vma carpet! #baby!!!!!” MTV tweeted from their official account. Click “See the Photos” to find out what everyone else wore to the 2011 MTV VMAs! Tell us: What’s your favorite look of the night? Let us know in the comments!

MTV just announced the 2011 Video Music Awards nominees! Katy Perry leads the pack with nine nominations, including Best Pop Video and Video of the Year for “Firework,” while InStyle’s April beauty star Adele follows close behind with seven nods for her hit single, “Rolling in the Deep.” Beyonce, Nicki Minaj, Rihanna and Lady Gaga also scored nominations! To see the full list of nominees, check out MTV.com, and tune in to MTV on August 28th to see the winners. Click through the gallery to see the nominees’ past VMAs looks. Tell us, who will you be rooting for?

VOTE! Which Katy Perry Look Is Your Fave?