SENSATIONS – 12/22/07

MTV reality star Kristin Cavallari, checking out Pure nightclub (Caesars Palace) on Friday. Also at Pure: Arizona Cardinals quarterback Matt Leinart and fellow USC player Chauncey Washington, Cleveland Browns wide receiver Braylon Edwards and Buffalo Bills center Melvin Fowler. Leinart dined at Company American Bistro (Luxor) earlier in the evening.

Actress Carmen Electra, stopping by LAX nightclub (Luxor) on Friday. Electra was also spotted earlier in the night at Studio 54 nightclub (MGM Grand).

Celebrity blogger Perez Hilton, checking out Blush Boutique Nightclub (Wynn Las Vegas) on Friday.

MTV reality stars Heidi Montag and Spencer Pratt, hosting Friday's party at Jet nightclub (Mirage).

Singer John Legend, celebrating his 29th birthday Friday with girlfriend/model Christine Tiegen at The Bank nightclub (Bellagio).

MTV star Steve O, hosting Friday's party at Prive nightclub (Planet Hollywood Resort). Also at Prive: Cleveland Browns wide receiver Braylon Edwards. Steve O and "Dr. 90210" reality TV show star Robert Rey were spotted dining in separate parties Friday at Strip House restaurant (Planet Hollywood Resort).

Comedian Bobby Slayton, who just signed on to star in a new play with Rita Rudner, stopping in at Grimaldi’s Pizzeria on Friday.

Boxing champion Floyd Mayweather Jr. and Cleveland Browns wide receiver Braylon Edwards, stopping by Tryst nightclub (Wynn Las Vegas) on Thursday.