Frank zappa (lead guitar, vocals)   George duke (keyboards, synthesizer, vocals)   Tom fowler (bass)   Ruth underwood (percussion)   Jeff simmons (rhythm guitar, vocals)   Don preston (synthesizer)   Bruce fowler (trombone)   Walt fowler (trumpet)   Napoleon murphy brock (tenor saxophone, flute, lead vocals)   Ralph humphrey (drums)   Chester thompson (drums)   Debbie (background vocals)   Lynn (background vocals)   Robert camarena (background vocals)      Green hocker croakin'   In the pygmy twylyte      Crankin' an' a-coke'n   In the winchell's do-nut midnite      Out of his deep on a `fore day run   Hurtin' for sleep in the quaalude moonlight      Green hocker in a greyhound locker   Smokin' in the pygmy twylyte      Joined the bus on the 33rd seat   By the doo-doo room with the reek replete      Crystal eye, crystal eye   Got a crystal kidney & he's `fraid to die   In the pygmy twylyte   Or the downer midnite   In the pygmy twylyte   Or the downer midnite   In the pygmy twylyte   Or the downer midnite   In the pygmy twylyte   Or the downer midnite