Date 04/12/2016 - News People
Britney Spears turned 35 on Friday and received a birthday surprise at the KIIS-FM iHeartRadio Jingle Ball concert at the Staples Center in Los Angeles. After performing nine hit songs, including "Toxic," "I'm a Slave 4 U" and "Stronger," Ryan Seacrest came out onto the stage and led the audience in signing "Happy Birthday" to Spears.
