1. ‘The Hills’ star Kristin Cavallari arrives at the Staples Center in LA for KISS FM’s Wango Tango gig.
3. Kristin Cavallari talks to co-star Brody Jenner outside Staples Center.
Stars of ‘The Hills’ arrive at Staples Center for KISS FM’s Wango Tango
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 ‘The Hills’ star Kristin Cavallari arrives at the Staples Center in LA for KISS FM’s Wango Tango gig. Photo: Pacific Coast News
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Stars of ‘The Hills’ arrive at Staples Center for KISS FM’s Wango Tango
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 Justin Bieber, Ke$ha, Adam Lambert, Ludacris, Usher and Akon all lined up to entertain a packed stadium. Photo: Pacific Coast News
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Stars of ‘The Hills’ arrive at Staples Center for KISS FM’s Wango Tango
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 Kristin Cavallari talks to co-star Brody Jenner outside Staples Center. Photo: Pacific Coast News
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Stars of ‘The Hills’ arrive at Staples Center for KISS FM’s Wango Tango
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 Frankie Delgado and Kristin Cavallari pose for photos with fans at the Staples Center, whilst Brody Jenner looks on. Photo: Pacific Coast News
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