Arching an eyebrow, Hermione waited until their drinks were put down and their main orders taken before she answered. "You really want to bring a date to Parvati's party and chance her wrath?" She was a very high-strung young woman, and she didn't like Ron's chances in that case.
"I think it's a housewarming party, but Parvati decided it could celebrate our engagement at the same time. And yes, I apologised and told her I would be in France."