LiAngelo Ball isn't going into hiding after his ex accused him of walking out on their family ... the rapper and pro basketball player was spotted out with his new girl, Rashida Nicole, on Tuesday.
TMZ Sports has obtained footage of the 26-year-old middle Ball bro and his lady leaving a California courthouse ... with both wearing white outfits -- and Gelo carrying a big envelope.
Gelo was just called out by the mother of his two children on Saturday ... with Nikki Mudarris claiming he admitted to cheating on her and got another woman pregnant.