Spock's Beard is a progressive rock band formed in 1992 in Los Angeles by brothers Neal and Alan Morse. Neal (keyboards/vocals) and Alan (guitars) were joined by fellow musicians Nick D'Virgilio (Nick D'Virgilio, drums - also known as NDV) and Dave Meros (bass), and were later joined by veteran keyboardist Ryo Okumoto. Spock's Beard play a brand of progressive rock with pop music leanings, drawing much influence from Genesis and The Beatles. They are also well known for their intricate multi-part vocal harmonies and use of counterpoint much in the vein of Gentle Giant.
Kansas is a progressive rock band which formed in Topeka, Kansas, United States in 1970. The band is best known for their international hit singles "Carry On Wayward Son" and "Dust in the Wind". The band's classic lineup consisted of Steve Walsh (vocals, keyboards), Richard Williams (guitar), Kerry Livgren (guitar), Robby Steinhardt (violin, vocals), Dave Hope (bass) and Phil Ehart (drums). The band currently consists of Walsh, Ehart, Williams, Billy Greer (bass) and David Ragsdale (violin).