So Happy ( song ) - wikipedia So Happy ( song ) This article does not cite any sources. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed. ( April 2011 ) `` So Happy '' Single by Theory of a Deadman from the album Scars & Souvenirs Released February 11, 2008 ( 2008 - 02 - 11 ) Format CD Radio single Digital download Recorded September 2007 Genre Post-grunge Alternative metal Length 4 : 14 Label Roadrunner 604 Songwriter ( s ) Tyler Connolly Dave Brenner Dean Back Producer ( s ) Howard Benson Theory of a Deadman singles chronology `` Since You 've Been Gone '' ( 2006 ) `` So Happy '' ( 2008 ) `` Bad Girlfriend '' ( 2008 ) `` So Happy '' is a single by Theory of a Deadman, and the first to be released from their third album Scars & Souvenirs. It was officially released to radio on February 11, 2008, although many rock stations in the United States added it to their rotations earlier. `` So Happy '' debuted on Billboard 's Mainstream Rock Tracks chart on February 9, 2008, and peaked at # 2 on April 5, 2008. The song needed only three weeks to become a top - 10 hit on the Mainstream Rock chart, making it their fastest top - 10 entry to date. It is also the band 's first top - 20 hit on the Modern Rock Tracks chart. In Canada, it debuted ( and peaked ) at # 58 on the Canadian Hot 100 on March 8, 2008. The song features Shinedown vocalist Brent Smith performing backing vocals. Music video The music video first aired on MuchMusic in the middle of April 2008. It peaked on the MuchMusic Countdown at # 10. The video features Serinda Swan and was directed by Colin Minihan. Chart positions Chart ( 2008 ) Peak position Canadian Hot 100 58 U.S. Mainstream Rock Tracks U.S. Modern Rock Tracks 17 Theory of a Deadman Studio albums Theory of a Deadman Gasoline Scars & Souvenirs The Truth Is... Savages Wake Up Call EPs Angel Acoustic EP Singles `` Nothing Could Come Between Us '' `` Make Up Your Mind '' `` No Surprise '' `` Say Goodbye '' `` Santa Monica '' `` So Happy '' `` Bad Girlfriend '' `` All or Nothing '' `` Hate My Life '' `` Not Meant to Be '' `` By the Way '' `` Drown '' `` Savages '' `` Angel '' `` Rx ( Medicate ) '' `` Straight Jacket '' Related articles Brent Fitz Discography Retrieved from `` https://en.wikipedia.org/w/index.php?title=So_Happy_(song)&oldid=835118158 '' Categories : Theory of a Deadman songs 2007 songs 2008 singles 604 Records singles Songs written by Tyler Connolly Song recordings produced by Howard Benson Hidden categories : Articles lacking sources from April 2011 All articles lacking sources Articles with hAudio microformats Talk About Wikipedia Հայերեն Edit links This page was last edited on 6 April 2018, at 17 : 30. About Wikipedia

Question: who is the girl in theory of a deadman so happy video
Answer: Serinda Swan