took a sharp jab at once again. The "" judge dropped by "" to promote her new book "I Hate Everyone, Starting with Me", and she managed to mock the female judge of "" in the process. The comedian made fun of Xtina's weight.
"Christina Aguilera, we mentioned that she was fat. I think the joke was, 'Cows tip her'," Joan told . "So, I'm in a restaurant, I'm in Spagos with Melissa (my daughter), we're eating dinner and fatso is along the way, she comes lumbering over to my table with that no-neck look, she comes over and says, 'You gonna finish that?'."