K² is a progressive rock band from Los Angeles, California. The band is composed of bassist/keyboardist Ken Jaquess, keyboardist Ryo Okumoto, drummer Doug Sanborn, electric violinist Yvette Devereaux,

Allan Holdsworth was a British jazz and rock guitarist, violinist and composer. He contributed to numerous bands, including Soft Machine, U.K., The Tony Williams Lifetime, Pierre Moerlen's Gong, Brufo