The Cosmopolitan of Las Vegas was packed full of music and energy as Bruno Mars kicked off the last weekend of his extended engagement inside The Chelsea while legendary hip-hop artist Nas brought his Illmatic 20th anniversary concert to the mophie stage at Boulevard Pool. 

Social media sensation Jenna Marbles kicked off the return of the Ghostbar Dayclub inside the Palms on Saturday afternoon.

Lavo Party Brunch kicked off its fourth season on Saturday at the Palazzo. Grammy Award-winner Cedric Gervais acted as special guest lifeguard for the “Beach to Brunch” themed affair.

Actor and musician Tyler Posey celebrated his birthday at Hakkasan at the MGM Grand on Friday night.

Singer/songwriter Mike Posner performed live on Saturday at Haze Nightclub at Aria on Saturday night.

Marquee Nightclub & Dayclub at the Cosmopolitan of Las Vegas debuted its 22,000-square-foot, climate-controlled Dayclub Dome for the winter season with a blowout bash to celebrate its launch as well as America’s Best DJ winner and Marquee resident, Markus Schulz.

Superstar rapper Nick Cannon celebrated his 34th birthday with a special deejay set at Drai’s Nightclub on the rooftop of The Cromwell over the weekend.

Drummer Travis Barker hosted a rocking concert after-party at Hyde Bellagio on Friday night following Blink-182’s headline set at Wine Amplified.

Bill Maher returned to the Pearl at the Palms over the weekend.