Petter Kristiansen, better known by his stage name Katastrofe, is a Norwegian singer songwriter. Originating from Fredrikstad in Norway, he is signed to Sony Music Norway. 　　Kristiansen started his musical career in 2008 with a joint song "Vi prekas" with Isabella Leroy. In 2011 he teamed up with Norwegian hit-producing duo NastyKutt & Kriss with "Nødlanding" that was released on Universal Music. The song enjoyed considerable radio play in Norway leading to another release 2012 when Robin og Bugges featured him in their song "Backpacker" leading to an appearance at the opening of the Norway Football Cup. In 2013, he was featured once again in the Staysman & Lazz hit "Brun og Blid" featuring Katastrofe & M.M.B. 　　With increasing popularity, Katastrofe had chart success in 2014 on VG lista, the official Norwegian Singles Chart with "Bleik og sur", a cooperation with Staysman & M.M.B. certified as gold. Other chart successes included "Maria" in 2014 and "Pattaya" in 2015. In 2014 he was shortlisted for the "Best Norwegian Act" listing for MTV Europe Music Awards, but didn't make it to the final list. In 2015, he cooperated with Marcus & Martinus, a twin brother duo winner of Melodi Grand Prix Junior. Their song "Elektrisk" featuring Katastrofe made it to number 3 on the Norwegian Singles Chart in 2015. Another notable success was with "Typisk Norsk" in cooperation with Norwegian violinist and Eurovision Song Contest 2009 winner Alexander Rybak.[1] Katastrofe was featured in "Si ja!", a single for Innertier.