Watch Taylor Swift’s Surprise Duet With Nelly At Oil Heir’s Birthday Party

Taylor Swift spent last night in the Hamptons celebrating the birthday of young oil heir Mike Hess. Nelly was there too, apparently as the night’s performer, and the two stars came together to deliver an impromptu performance of Nelly’s 2002 classic “Dilemma,” with Taylor subbing in for Kelly Rowland. (An “insider” told E! that “at first she didn’t want to perform but then Nelly asked her.”) Karlie Kloss and Heidi Klum were on hand as well, and this crew has known Hess other for a while:

It’s good to be an oil heir! Watch footage from the performance below.

Taylor performing with Nelly in the Hamptons last night! (8.6.16) #taylorswift #nelly

A video posted by 👸🏼🎤 (@taylorxupdates) on

Taylor performing with Nelly in the Hamptons last night! (8.6.16) #taylorswift #nelly

A video posted by 👸🏼🎤 (@taylorxupdates) on

Taylor performing with Nelly in the Hamptons last night! (8.6.16) #taylorswift #nelly

A video posted by 👸🏼🎤 (@taylorxupdates) on