Sisters Pixie And Peaches Geldof Couldn't Be More Different! Stars Appear At Celeb Bash

Lia Toby/WENN.comLia Toby/WENN.com

Can you believe it's been 30 years since the launch of Diet Coke? The popular fizzy drink held it's 30th anniversary last night at Sketch last night and sisters Peaches and Pixie Geldof both looked stunning on the red carpet, but remarkably different.

The celebrity restaurant was brimming with celebrity faces as the soft drink brand toasted to their 30th year in the business, and while Pixie kept it casual for the occasion, Peaches definitely wanted to make an impact.

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Peaches and Pixie Geldof pose on the red carpet (Lia Toby/WENN)

Competing for most stylish siblings were sister Peaches and and Pixie. Mother-to-be Peaches looked flawless as she flaunted her growing baby bump in a white slinky flapper dress with her hair neatly tied up into a bun.

While Pixie looked effortlessly chic, dressed down in a grey overcoat, simple white t-shirt and blue jeans.

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Sophie Ellis Bextor and Laura Whitmore at Diet Coke's 30th birthday bash (Lia Toby/WENN)

Also looking pretty in black was singer Sophie Ellis Bextor who opted for a lace black gown, lining her eyes with her signature fluorescent hues.

Meanwhile, Laura Whitmore showcased her envious figure in a cream playsuit and killer black heels. The MTV presenter recently enjoyed a night out with her good pal Niall Horan - sparking speculation whether the two have hooked up.

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