"So fun attending #Z100JingleBall," the actress shared on Instagram after enjoying performances from Shawn Mendes, Meghan Trainor and Cardi B.
The Jersey Shore: Family Vacation stars pick up swag inside the Artist Gift Lounge presented by Mercedes in between New York's performances.
Big fun in the big apple! The Real Housewives of New York City star attends Z100's Jingle Ball at Madison Square Garden.
Say cheese! The Real Housewives of New Jersey star tries out her new FUJIFILM instax camera inside Z100's artist lounge.
The Bella twins and Total Divas stars appear onstage a the Z100 Jingle Ball.
The rapper performs onstage at the Z100 Jingle Ball at Madison Square Garden.
The High School Musical alum and singer showcases a sexy look backstage at the Z100 Jingle Ball.
The rapper appears backstage.
The pop star serenades the audience at the Z100 Jingle Ball.
The singer showcases a festive look.
The singer strikes a pose.
The singer performs onstage at the Z100 Jingle Ball.
The singer performs at a pre-show for the Z100 Jingle Ball.
The singer showcases a cozy look on the red carpet at the Z100 Jingle Ball.
The singer performs in a sparkling outfit at the Z100 Jingle Ball.
The singer showcases a red hot look.
The two perform together onstage.
Just days before the season premiere of Vanderpump Rules, the Bravo stars come together at 102.7 KIISFM's annual concert.
PDA alert!
The singer greets the crowd.
The Bachelor in Paradise and iHeartRadio podcast hosts enjoy date night at The Forum in Inglewood, Calif.
The singer performs onstage with Khalid.
The rapper embraces his inner jock.