Usher Says Ex Spit On His Girlfriend

Usher took the stand in his ongoing child custody trial with his ex, and under questioning by his attorney, revealed how Tameka once went ballistic and "wanted to fight" ... when he showed up at her house with his new sidepiece.

Ush testified Tameka walked to his car and said, "I'm gonna kick your a--. B---- get out of the car. How dare you bring this woman into my subdivision in my house?"

He added, "She continued to spit. At this point she pulled the door open, tried to swing at her."