Activision has announced their August line up for Guitar Hero downloadable music. Â All of these songs will also be compatible with the upcoming Guitar Hero: Warriors of Rock. American rock band, The Used, return to theÂ Guitar Hero music library to kick August into high gear with a killer three song set list comprised of some of their biggest hits. Beginning tomorrow, players can jam along to â€œThe Taste Of Ink,â€ the second single from their debut self-titled album as well as â€œThe Bird And The Wormâ€ and â€œPretty Handsome Awkward,â€ from their third album,Â Lies for the Liars. Guitar Hero warriors looking to storm through the party like their name was El Nino should prepare themselves because on August 10, Canadian rockers Sum 41 will be crashingGuitar HeroÂ house parties around the world with their three song track pack.Â Playable for the first time with any combination of instrument controllers, the Sum 41 Track Pack will feature one of the bands most successful singles, â€œFat Lip,â€ along with â€œIn Too Deep,â€ the second single off their debut album,Â All Killer, No FillerÂ and â€œStill Waiting,â€ the first single off their second full-length album,Â Does This Look Infected? In mid-August, world-renowned alternative rock band, Weezer, are bringing three of their biggest hits to theÂ Guitar HeroÂ music library. Players will be able to rock out to the three song Weezer Track Pack, which includes â€œBeverly Hills,â€ â€œPork And Beansâ€ and â€œIsland In The Sun,â€ when it goes live on August 17. Thrash metal pioneers, Megadeth, who have created exclusive content for the upcoming Guitar Hero: Warriors of Rock are bringing three additional tracks to theÂ Guitar HeroÂ music library prior to the game shipping this fall. Rockers looking to test their metal against the hard-hitting, furious finger-fretting sounds of Megadeth should begin warming up now because starting August 24, â€œSymphony of Destruction,â€ â€œHangar 18â€ and â€œPeace Sellsâ€ are shredding their way into theÂ Guitar HeroÂ music library. Rounding out the month, metal band, P.O.D., will be making theirÂ Guitar HeroÂ debut on August 31. The track pack will feature â€œSouthtown,â€ â€œYouth Of The Nation,â€ and â€œBoomâ€ and will have fans rockinâ€™ out right up to the launch of Guitar Hero: Warriors of Rock.