DJ Hero 2 is a 2010 music rhythm video game from developer FreeStyleGames. The game was released on October 19, 2010 by Activision.http://www.djhero.com/en-us/games/view/djh2 It is the sequel to DJ Hero, which was released in October of 2009.http://ps3.ign.com/objects/143/14319214.html Upon its release, DJ Hero 2 featured 105 songs with 80 of those tracks being remixed. Downloadable content was later released for the game, including songs like "When They Come for Me" by Linkin Park, "Louder Than Boom" by Tiesto and "OMG" by Usher featuring Wil.i.am.http://theherofeed.com/1883/dj-hero-2-dlc-three-new-packs-on-the-way-linkin-park-2010-december/

The game features songs by artists such as Rhianna, The Chemical Brothers, Metallica and Lady Gaga. In the game, players are tasked with "scratching," "mixing" and "fading" according to the controller button sequences that come forward on screen. Songs often feature "mashups" which take two songs by different artists and put them together.http://kotaku.com/5622494/all-105-dj-hero-2-songs

The song featured in the Mahalo video below is "Points of Authority" by the alternative metal band, Linkin Park. The song first appeared on the band's debut album, Hybrid Theory, which was released on October 24, 2000. The album peaked at number two on The Billboard 200. It was released by Warner Bros.http://www.allmusic.com/album/hybrid-theory-r502314 A remixed version of "Points of Authority" appeared on the 2002 remix album, Reanimation. It was named "Pts. Of. Athrty" on the release.http://www.allmusic.com/album/reanimation-r597977