JoJo threw the crowd at her recent Los Angeles ... "Y'all better sing." The "Leave (Get Out)" artist - whose EP NGL arrived in January - is currently embarked on her Too Much to Say Tour.

On February 24, 2004, a 13-year-old Joanna “JoJo” Levesque took the music industry by storm with her debut single, Leave (Get Out). Released under Blackground Records, the song became an ...