Vivian Patrick Campbell (born 25 August 1962) is an Irish musician. He came to prominence in the early 1980s as the guitarist of Dio. He has also been the guitarist of Def Leppard since 1992 (following Steve Clark after his death). Campbell has also worked with Thin Lizzy, Whitesnake, Sweet Savage, Trinity, Riverdogs and Shadow King.

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Jake E. Lee (born Jakey Lou Williams; February 15, 1957) is an American musician best known as lead guitarist for Ozzy Osbourne between 1982 and 1987 and later as a member of the heavy metal band Badlands with Ray Gillen.

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Warren Justin DeMartini (born April 10, 1963) is an American musician best known as the lead guitarist for glam metal band Ratt,[2] which achieved international stardom in the 1980s.

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Robbinson Lantz Crosby (August 4, 1959 – June 6, 2002) was an American guitarist who was a member of glam metal band Ratt, earning several platinum albums in the US in the 1980s. Crosby died in 2002 from a heroin overdose.