Yngwie Johan Malmsteen ; born 30 June 1963) is a Swedish guitarist. He first became known in the 1980s for his neoclassical playing style in heavy metal, and has released 22 studio albums in a career spanning over 40 years. In August 2009, Time magazine named Malmsteen No. 9 on its list of the 10 best electric guitar players of all time.

Jeff Scott Soto is an American rock singer of Puerto Rican descent. He is best known for being the vocalist on Yngwie Malmsteen's first two albums, and the lead vocalist for Journey in 2006–07.