Increasing its library of local music from around the world this month, Activision Publishing, Inc.'s Guitar Hero World Tour – which features on-disc songs from top global acts such as Tokio Hotel, Hushpuppies and Radio Futura – is offering new three-song Track Packs of downloadable content from popular European bands including Germany's Sportfreunde Stiller, France's BB Brunes and Spain's Fito Y Fitipaldis.