The girl is not just anybody, she is the niece of Sheikh Mansour, the multi billionaire owner of Manchester City Football Club.
The rappers reportedly pocketed $3 million each for the exclusive gig.
For the party, attended by several hundred guests, Jay-Z and Kanye performed songs on the album Watch The Throne, which was launched in August. The duo ended the set with a number of solo hits.
Before the holiday season, they had just wrapped up a lengthy North American tour.
Earlier this month Jay-Z told MTV News that that the second release from his and West’s Watch The Throne album will come out next year.
He said: “We – I say ‘we’ because I’m in Throne mode – we’re in a great place creatively. You might see a Jay, then Kanye and a Throne album next year… We’ve really found our zone.”