(Music Downloads Not Rated by the ESRB) Downloadable Track Pack for DJ Hero featuring "When Love Takes Over” by David Guetta featuring Kelly Rowland, “On The Dancefloor” by David Guetta featuring Akon, and “Sexy Chick” by David Guetta featuring Will.I.Am and Apl.De.Ap. Please Note: Some mixes may be available both as singles and as part of a Track Pack, so please carefully consider your purchases before downloading. For all song credits please visit www.djhero.com. There are no refunds for this item. For more information, see www.xbox.com/live/accounts.