Sugar Factory American Brasserie's grand opening bash brought some serious star power to the Las Vegas Strip. Celebs like Kim Kardashian, Drake, Reggie Bush, Wilmer Valderrama, Vanessa Hudgens, Brittany Snow, Holly Madison, Nick Cannon, and Whitney Port were all seen at this stylish new, French inspired eatery located inside the Paris Hotel.

But, who really stole the show? According to sources inside the party, Kim Kardashian sent the crowd of thousands in front of the Sugar Factory "into a frenzy" as she unveiled the brand's 125-carat, one-of-a-kind, diamond-studded Couture Pop worth $1 million!

Want more of the inside scoop? Here's how the stars partied the night away!

Drake and Reggie Bush enjoyed the steak frites dish and sipped on the 'Passion Punch' cocktail and Dom Perignon, followed by sampling from Sugar Factory's stunning, $1,000 'Chocolate Gold' fondue complete with 24-carat, gold-coated chocolate.

Whitney Port celebrated her 26th birthday, enjoying dinner with close friends and boyfriend, Ben Nemtin. The starlet was then presented with a lavish, rose-pink birthday cake crafted by Sugar Factory.

Vanessa Hudgens and Brittany Snow enjoyed a late-night snack of turkey sliders and chocolate milkshakes with friends Wilmer Valderrama and Frankie Delgado.

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