"They [used it] without asking, which is kind of nervy but the business side has been taken care of so it's fine," she revealed to the Huffington Post, although she did not explain any details of how or where the Nirvana lyrics are being used.

Conventional wisdom would point towards the Nirvana interpolation being part of Jay-Z's forthcoming new album, Magna Carta Holy Grail, which was announced with a splashy three-minute Samsung commercial during Game 6 of the 2013 NBA Finals, featuring collaborators Rick Rubin, Pharrell Williams, Timbaland and Swizz Beatz.