From TMZ: Usher is firing back at his ex-wife — insisting he’s a good dad who deserves to see his kids … and NEVER cancelled her Saks 5th Avenue credit card.

TMZ broke the story … Tameka Raymond asked a Georgia court last month for full custody of their twokids — claiming Usher has continually dropped the ball as a parent … failing to get her permission to travel with their kids, hiring nannies without her approval … the list goes on.

Tameka also claimed Usher callously closed her Saks 5th Avenue credit card — and now she can’t take advantage of the “special benefits” the card offers.

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