iHeartRadio Jingle Ball Tour 2016 brought out the big guns for their stop at the STAPLES Center in Los Angeles. Bruno Mars, Justin Bieber and Britany Spears all joined in for a special night of live pop music.

LOS ANGELES, CA – DECEMBER 02: Singer Britney Spears performs at the 102.7 KIIS FM’s Jingle Ball 2016 on December 02, 2016 in Los Angeles, California. (Photo by Christopher Polk/Getty Images for iHeartMedia)

On Friday, December 2 the traveling music tour helped Britany Spears celebrate her 35th birthday in grand fashion.

iHeartRadio noted some of the highlights from the show including: Spears performing ‘Work B*tch,’ before venturing into pop gems like ‘Womanizer,’ ‘I’m A Slave 4 U, ‘Toxic’ and, ‘Make Me’ off her recently-released LP, Glory. Tinashe appeared as the special guest for the first time collaborative performance of the new single, ‘Slumber Party.’

This show marked 102.7 KIIS FM’s iHeartRadio Jingle Ball 2016 third stop of the national iHeartRadio Jingle Ball Tour.

Scan over the complete list of tour dates for the Jingle Ball tour with entertainment lineups for each day.

Watch over highlights from the performance on Friday evening with Entertainment Tonight.