Looks like Katy Perry's hot single "Roar" is rubbing off on other celebrities in Hollywood!

On Dec. 22, Heidi Klum was spotted shopping in LA looking fierce and fabulous in a grey tiger print sweater byBCBGMAXAZRIA. Paired with distressed jeans, black ankle boot and a fedora hat, the supermodel made the casual critter top look super chic.

The stunning "Project Runway" host was joined by her look-alike, nearly 10-year-old daughter Leni, who was equally stylish in her long cable-knit cardigan, studded hat and silver sequin Ugg boots.

Want to get Heidi's trendy tiger top? You can find it for $228 at Saks Fifth Avenue.

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