Kool & the Gang is an American band formed in Jersey City, New Jersey, in 1964 by brothers Robert "Kool" Bell and Ronald Bell, with Dennis "Dee Tee" Thomas, Robert "Spike" Mickens, Charles Smith, George Brown, and Ricky West. They have undergone numerous changes in personnel and have explored many musical styles throughout their history, including jazz, soul, funk, rock, and pop music. After settling on their name following several changes, the group signed to De-Lite Records and released their debut album, Kool and the Gang (1969).