Artists like Ray Manzarek

Spirit was an American rock band founded in 1967 and based in Los Angeles. Their most commercially successful single in the United States was "I Got a Line on You". They were also known for their albums, including their self-titled debut album, The Family That Plays Together, Clear, and Twelve Dreams of Dr. Sardonicus.

Ultimate Spinach was a short-lived American psychedelic rock band from Boston, Massachusetts which was formed in 1967. In terms of style and national recognition, the band was one of the most prominent musical acts to emerge from the "Bosstown Sound", which was a marketing campaign posing as a regional attempt to compete with the San Francisco Sound. During the group's existence, they released three albums, with their self-titled debut the most commercially successful.

Big Brother and the Holding Company are an American rock band that was formed in San Francisco in 1965 as part of the same psychedelic music scene that produced the Grateful Dead, Quicksilver Messenger Service, and Jefferson Airplane. After some initial personnel changes, the band became well known with the lineup of vocalist Janis Joplin, guitarists Sam Andrew and James Gurley, bassist Peter Albin, and drummer Dave Getz. Their second album Cheap Thrills, released in 1968, is considered one of the masterpieces of the psychedelic sound of San Francisco; it reached number one on the Billboard charts, and was ranked number 338 in Rolling Stone's the 500 greatest albums of all time. The album is also listed in the book 1001 Albums You Must Hear Before You Die.

The Animals are an English rock band formed in Newcastle upon Tyne in 1962. Their original lineup consisted of singer Eric Burdon, guitarist Hilton Valentine, bass guitarist Chas Chandler, keyboardist Alan Price, and drummer John Steel. Known for their gritty, bluesy sound, they balanced tough, rock-edged pop singles against rhythm-and-blues-oriented album material, and were part of the British Invasion of the US.

The West Coast Pop Art Experimental Band (WCPAEB) was an American psychedelic rock band formed in Los Angeles, California, in 1965.

The Amboy Dukes were an American rock band formed in 1964 in Chicago, Illinois, and later based in Detroit, Michigan. They are best known for their only hit single, "Journey to the Center of the Mind". The band's name comes from the title of a novel by Irving Shulman. In the UK, the group's records were released under the name of the American Amboy Dukes, because of the existence of a British group with the same name. The band went through a number of personnel changes during its active years, the only constant being lead guitarist and songwriter Ted Nugent. The band transitioned to being Nugent's backing band before he discontinued the name in 1975.

Alan Price is an English musician who first found prominence as the original keyboardist of the English rock band the Animals. He left the band in 1965 to form the Alan Price Set; his hit singles with and without the group include "Simon Smith and the Amazing Dancing Bear", "The House That Jack Built", "Rosetta" and "Jarrow Song". Price is also known for work in film and television, taking occasional acting roles and composing the soundtrack of Lindsay Anderson's film O Lucky Man! (1973). He was inducted into the Rock and Roll Hall of Fame in 1994 as a member of the Animals.