Joe Jonas: Birthday Bash in Sin City!

Joe Jonas hits Haze nightclub for a pre-birthday bash on Saturday (August 13) in Las Vegas.

The 22-year-old musician treated the crowd with a special live set, performing tracks from his forthcoming album FastLife.

Earlier in the day, Joe and some pals relaxed at Liquid Pool Lounge in a VIP cabana, before heading to Yellowtail Japanese Restaurant & Lounge inside the Bellagio.

The group dined family style on a meal prepared by its executive chef, including the restaurant’s signature dish, the Big Eye Tuna Pizza.

Joe celebrated his actual birthday on Monday (August 15). Happy b-day, Joe!!!

10+ pictures inside of Joe Jonas celebrating his birthday in Vegas…