Robert Alan "Bob" Ezrin (born March 25, 1949) is a Canadian music producer and keyboardist, best known for his work with artists Alice Cooper, Kiss and Pink Floyd. As of 2010, Ezrin's career in music has spanned four decades and is production work has continued into the 21st century with acts such as Deftones and 30 Seconds to Mars. After co-founding interactive media company, 7th Level, in 1993, Ezrin has branched out into philanthropy and activism, with music also underpinning projects such as Music Rising and Young Artists for Haiti.

Ezrin is the winner of a JUNO Award and was inducted into the Canadian Music Hall of Fame in April 2004.

Ezrin was born in Toronto, Ontario and presently lives with his wife and two dogs in Nashville, Tennessee. He works as a music producer, mix engineer, arranger and writer, in addition to being involved with a variety of live, film, television and theatrical productions.

Ezrin also engages in community-based projects and, on a local level, is a member of the board of directors of the Nashville Symphony. He is Vice President (VP) of The Mr. Holland's Opus Foundation, a member of MusiCounts (the Canadian Academy of Recording Arts and Sciences (CARAS) music education charity) and, along with U2's The Edge and Henry Juszkiewicz (CEO of Gibson Guitar Corporation), a co-founder of the Music Rising instrument replacement response to the 2005 gulf coast hurricane. He is Chairman Emeritus of the Los Angeles Mentoring Partnership and also a past Trustee and Governor of the National Academy of Recording Arts and Sciences (NARAS).

Robert William Gary Moore (4 April 1952 – 6 February 2011), was a Northern Irish musician, most widely recognised as a blues singer and guitarist.

In a career dating back to the 1960s, Moore played with artists including Phil Lynott and Brian Downey during his teens, leading him to memberships with the Irish bands Skid Row and Thin Lizzy on three separate occasions. Moore shared the stage with such blues and rock luminaries as B.B. King, Albert King, Colosseum II, George Harrison and Greg Lake, as well as having a successful solo career. He guested on a number of albums recorded by high profile musicians, including a cameo appearance playing the lead guitar solo on "She's My Baby" from Traveling Wilburys Vol. 3.

Moore started performing at a young age, having picked up a battered acoustic guitar at the age of eight. He got his first quality guitar at the age of 14, learning to play the right-handed instrument in the standard way despite being left-handed. He moved to Dublin in 1968 at the age of 16. His early musical influences were artists such as Albert King, Elvis Presley, The Shadows and The Beatles. Later, having seen Jimi Hendrix and John Mayall's Bluesbreakers in his home town of Belfast, his own style was developing into a blues-rock sound that would be the dominant form of his career in music.

Alice Cooper (born Vincent Damon Furnier; February 4, 1948) is an American rock singer, songwriter, and musician whose career spans more than four decades. With a stage show that features guillotines, electric chairs, fake blood, boa constrictors, and baby dolls, Cooper has drawn equally from horror movies, vaudeville, and garage rock to pioneer a grandly theatrical and violent brand of heavy metal designed to shock.

Originating in Detroit in the late 1960s, Alice Cooper was originally a band consisting of Furnier on vocals and harmonica, lead guitarist Glen Buxton, Michael Bruce on rhythm guitar, Dennis Dunaway on bass guitar, and drummer Neal Smith. The original Alice Cooper band broke into the international music mainstream with the 1971 hit "I'm Eighteen" from the album Love It to Death, which was followed by the even bigger single "School's Out" in 1972. The band reached their commercial peak with the 1973 album Billion Dollar Babies.

Furnier's solo career as Alice Cooper, adopting the band's name as his own name, began with the 1975 concept album Welcome to My Nightmare; in 2011 he released Welcome 2 My Nightmare, his 19th album as a solo artist, and his 26th album in total. Expanding from his Detroit rock roots, in his career Cooper has experimented with a number of musical styles, including conceptual rock, art rock, hard rock, New Wave, pop rock, experimental rock and industrial rock.

Chadwick "Chad" Gaylord Smith (born October 25, 1961) is an American musician, best known as the longtime and current drummer of Red Hot Chili Peppers whom he joined in 1988. Smith is also the drummer of the hard rock supergroup Chickenfoot, which formed in 2008.

Smith has also worked with Deep Purple vocalist Glenn Hughes' backing band and on his own instrumental side-project, Chad Smith's Bombastic Meatbats. In 2010 Smith released a children's record, Rhythm Train which he recorded with legend, Dick Van Dyke, and Leslie Bixler. In April 2010 MTV named Rhythm Train one of the best children's records of all time.

In addition to Smith's bands, he also records with many other musicians including The Dixie Chicks, Kid Rock, George Clinton and Outernational. Smith was ranked #87 on Rolling Stone list of "100 Greatest Drummers of All time". He entered the Guinness book of the world records for playing the world's largest drum kit consisting of 308 pieces. In March 2012 Modern Drummer named Smith #2 on its list of best living drummers.

Paul Daniel "Ace" Frehley ( /ˈfreɪli/; born April 27, 1951) is an American musician best known as the former lead guitarist of the rock band Kiss. He took on the persona of the "Spaceman" or "Space Ace" when the band adopted costumes and theatrics. Frehley played with the group from its inception in 1973 until his departure in 1982.

After leaving Kiss, Frehley embarked on a solo career, which was put on hold when he rejoined Kiss in 1996 for a highly successful reunion tour. His second tenure with Kiss lasted until 2002, when he left at the conclusion of what was purported to be the band's Farewell Tour. His latest album Anomaly, was released on September 15, 2009.Guitar World magazine ranked him 14th Greatest Metal Guitarist of All Time.

There are many guitarists who were inspired by the sound of Frehley and among these there are Slash, Dimebag Darrell, Chuck Schuldiner, Dave Mustaine, Marty Friedman, John Norum, Dave Sabo, Alex Skolnick, Scott Ian, Mick Mars, Jake E. Lee, Paul Gilbert and many others.