ColdplayareanEnglishalternativerockbandformedinLondonin1998.ThegroupcomprisesChrisMartin(leadvocals,keyboards,guitar),JonnyBuckland(leadguitar),GuyBerryman(bassguitar),andWillChampion(drums,backingvocals,otherinstruments). 　　Coldplay'searlymaterialwascomparedtoactssuchasRadiohead,JeffBuckley,U2,andTravis.Theyachievedworldwidefamewiththereleaseofthesingle"Yellow",followedbytheirdebutalbum,Parachutes(2000),whichwasnominatedfortheMercuryPrize.Theband'ssecondalbum,ARushofBloodtotheHead(2002),wonmultipleawards,includingNME'sAlbumoftheYear.Theirnextrelease,X&Y(2005),receivedaslightlylessenthusiasticyetstillgenerallypositivereception.Theband'sfourthstudioalbum,VivalaVidaorDeathandAllHisFriends(2008),wasproducedbyBrianEnoandreleasedagaintolargelyfavourablereviews,earningseveralGrammynominationsandwins.Coldplayhavesoldover50millionrecordsworldwide. 　　SincethereleaseofParachutes,Coldplayhavedrawninfluencefromothersources,includingEcho&theBunnymen,KateBush,GeorgeHarrisonandMuseonARushofBloodtotheHead,JohnnyCashandKraftwerkforX&YandBlur,ArcadeFireandMyBloodyValentineonVivalaVida.Coldplayhavebeenanactivesupporterofvarioussocialandpoliticalcauses,suchasOxfam'sMakeTradeFaircampaignandAmnestyInternational.ThegrouphavealsoperformedatvariouscharityprojectssuchasBandAid20,Live8,SoundRelief,andtheTeenageCancerTrust.