Hollywood Trend Watch: Red-Hot Pants

Credit: Wagner Azevedo, PacificCoastNews.com; Roger Wong/INFphoto.com; Amanda Schwab/Startraksphoto.com

Scarlet fever! From fresh flares to cute crops, Jada Pinkett Smith, Jessica Alba and Katharine McPhee are turning up in bold crimson bottoms. We've also spotted Sarah Jessica Parker and Khloe Kardashian wearing skinny jeans in the popular hue.

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"It's an amazing way to stand out," The Real Housewives of Beverly Hills star Taylor Armstrong tells Us Weekly.

Rumor has it that Duchess Kate is even a fan of the denim trend, with style blogs reporting that she recently purchased a pair of J Brand 811 ankle-skimming jeans in tomato red at the Trilogy store on King's Road in London.

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You can play it safe and wear red jeans with a black, gray or white shirt, but for extra punch, stylist June Ambrose likes color-blocking with bright pink or purple tops. "Set the sidewalk ablaze!" she raves.