Elton John hosts an annual post-Oscars party, which supports the singer's AIDS Foundation. His star-studded event last night (March 2) featured the likes of Kim Kardashian in a cherry red gown which showed off her bazooms and Vanessa Hudgens in a metallic, fishtail gown, among others.

See the lovely ladies of Elton's par-tay below!

Kim and her twins showed up in a scarlet ball gown. She looked gorgeous.

Kim Kardashian 2014 Elton John Oscar Party
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The Sisters Kardashian each represented her unique style. While Kim wore crimson, Khloe went with a maroon velvet body con gown that clung to each curve, while Kourtney rocked the menswear trend.

Khloe Kourtney Kim Kardashian Elton John Oscar Party 2014
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OMG you guys! Did you see Khloe's booty? Back that thang up!

Khloe Kardashian 2014 Elton John Oscar Party
Frederick M. Brown, Getty Images
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Doe-eyed beauty Sarah Hyland was adorbs in her strapless black and white dress, which got a pop of color from her ruby slippers. This frock looks like something Ariana Grande would wear, does't it?

Sarah Hyland 2014 Elton John Oscar Party
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The Hudge was wrapped in a metallic gold and silver fishtail gown.

Vanessa Hudgens 2014 Elton John Oscar Party
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Kristin Cavallari's baby bump was well-dressed in a black lace mini. She's another celeb who only looks preggers in one place -- her tummy!

Kristin Cavallari 2014 Elton John Oscar Party
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Kelly Osbourne was adorbs in her black frock, which flared out from the waist. It was punk chic!

Kelly Osbourne 2014 Elton John Oscar Party
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