WAdbustersWAndre the Giant Has a PosseWAnti-Pearlman Permanent Poster LeagueWArtivismWBanksyWBillboard Liberation FrontWBillboard Utilising Graffitists Against Unhealthy PromotionsWBleeps.grWBleepsgrWLuther Blissett (nom de plume)WBorfWBrian Cowen nude portraits controversyWBust of Edward SnowdenWThe Chaser's War on EverythingWCHASOSWChumbawambaWChurch of EuthanasiaWChurch of the SubGeniusWCircle line partyWClandestine Insurgent Rebel Clown ArmyWCourage and ConsequenceWCritical Art EnsembleWCzech DreamWEncyclopedia DramaticaWThe Evolution Control CommitteeWGoogle bombingWJohannes GrenzfurthnerWLena HadesWHashtag ClassWAndreas HeusserWInternet trollWMark Jenkins (artist)WK Foundation Burn a Million QuidWKEH (War Development Aid)WDon LeichtWMax Headroom signal hijackingWMonochromWNegativlandWNo LogoWOccupy movementWOLAF (Organization to solve the foreigner question)WPillow fight flash mobWProvo (movement)WPsychogeographyWPussy RiotWReverend Billy and the Church of Stop ShoppingWSouthern Television broadcast interruptionWSpace HijackersWSpaßguerillaWWill St LegerWStop Tony MeowWSubway partyWThe Tape-beatlesWThe DecapitatorWTimeline of social nudityWVeterans of Future WarsWThe Yes MenWYouth International PartyWZombie walk