The songstress says she was at Stella McCartney's Paris fashion show in January alongside West, the vice-president of PETA and Paul McCartney, when the rapper started complaining that more of the clothes needed fur.
"Kanye West is the person pissing me off right now," she said. "He just wouldn't shut up about how he loved fur. I mean, he's saying this to me, the PETA guy and Paul McCartney! I was just so grossed out by him. I'm like "You're an idiot!""