Question: Who has played in the most bands: Seo Eunkwang or Keith Buckley?
Context: Explains It All is a covers album by American rock band Four Year Strong.  It is a tribute to the band's influences from the 1990s.  It features a guest appearance from Keith Buckley of Every Time I Die, among others.  The album was released July 21, 2009 through I Surrender Records/Decaydance Records.  By October 2009, the album's sales stood at 10,000. Tribunal is an Australian television series which aired in 1963 to early 1964 on Sydney station ATN-7.  Actors played controversial historical figures such as Brutus, General Custer, Lizzie Borden and Richard III, who were interrogated about their actions by Alistair Duncan.  Among the actors who played roles were Gordon Glenwright, Ron Haddrick, James Condon, Kerry Francis, Denys Burrows Keith Buckley, and Nigel Lovell, The series aired in time-slots ranging from 10 minutes to 15 minutes Keith Buckley (born 1979) is an American singer-songwriter. Keith Buckley (born 7 April 1941 in Huddersfield, West Riding of Yorkshire, England) is a British actor who has mostly appeared on television and films since 1958. The discography of Every Time I Die, an American metalcore band, consists of eight studio albums, two extended plays (EPs), two video albums and 15 music videos. Founded in Buffalo, New York in 1998, Every Time I Die was formed by vocalist Keith Buckley, guitarists Jordan Buckley (Keith's brother) and Andy Williams, bassist John McCarthy and drummer Mike "Ratboy" Novak.  After releasing EP "The Burial Plot Bidding War" in 2000, the band replaced McCarthy with Aaron Ratajczak and released its debut full-length album "Last Night in Town" on Ferret Music in 2001.  Stephen Micciche became the group's third bassist in 2001, performing on the band's second album "Hot Damn! " released in 2003. Seo Eun-kwang (; born November 22, 1990), also simply known as Eunkwang, is a South Korean singer, entertainer, and the leader and main vocalist of the South Korean boy group BtoB. The Damned Things are a heavy metal supergroup consisting of Joe Trohman and Andy Hurley of Fall Out Boy, Scott Ian of Anthrax, Rob Caggiano of Volbeat (formerly of Anthrax) and Keith Buckley and Josh Newton of Every Time I Die.  The band's name is inspired by the lyrics in Ram Jam's 1977 version of "Black Betty".  The band is currently on an indefinite hiatus; all members are now working with their original bands.  Although in December 2016, drummer Andy Hurley revealed in an interview that the band has recently recorded a 5 song EP and might return. Kid Gorgeous is a metalcore band from Buffalo, New York, United States.  The group features a conglomerate mix of members from past and current bands Buried Alive (band), Every Time I Die and Anterrabae.  Their first album, "Friday Night Knife Fight", was released in May 2001.  Their second studio album, "This Feeling Gets Old", came out in June 2003.  Both efforts were released on Southern California indie label Uprising Records.  The band originally called it quits in 2003 with their last show being with Snapcase and Every Time I Die in November of that year.  from 2003</ref> With a couple one off reunion shows since then, the band has recently resurfaced with news in March 2010 that they were going to record and tour briefly in the summer.  The band started recording an EP in December 2010 at GCR Audio in Buffalo, New York with Jay Zubricky and debuted 2 of the songs at their show with Every Time I Die on December 29, 2010.  Subsequently, on December 30, 2010, The band released the song "Mermaid With A Switchblade" via their Facebook and Myspace pages.  On February 1, 2012, Eulogy Recordings announced that it will be releasing the EP titled "Blue Romance" which includes three new tracks, a re-recorded classic, and a cover on June 5, 2012.  It was announced via the band's Twitter and Facebook pages that Every Time I Die frontman Keith Buckley has lent vocals to a cover of Judas Priest's "Living After Midnight" which will be a bonus track on the EP. Keith Buckley (born November 19, 1979) is an American rock musician, best known as the vocalist and lyricist of the metalcore band Every Time I Die and the heavy metal supergroup The Damned Things. Ironiclast is the debut album the American heavy metal supergroup The Damned Things.  The album was released on December 14, 2010 internationally and a day later in North America.  The supergroup includes Joe Trohman and Andy Hurley of Fall Out Boy, Scott Ian and Rob Caggiano of Anthrax and Keith Buckley and Josh Newton of Every Time I Die.  Newton, however, was only a touring member of The Damned Things initially, and did not write or record anything for "Ironiclast".  The album was self-produced by Caggiano and Trohman, and was released through Mercury Records.
Answer: Keith Buckley