Absolutely Free (song) which is explained by Zappa in the spoken introduction to the song ("The first word in this song is discorporate. It means to leave your body"). "Discorporate" plays heavily in Robert Heinlein's science fiction novel "Stranger in a Strange Land", which was very popular among hippies and provided the muse for several songs by Jefferson Airplane. The lyrics also reference the song "Mellow Yellow" by singer-songwriter Donovan, who is often associated with the hippie movement ("The dreams as they live them are all mellow yellow"). On some pressings of the album, especially on earlier releases, two lines of the lyrics
This Could Be the Night (1966 song) concert film "The Big TNT Show". Other than the film, MFQ's recording went unissued until 1976, when it appeared on a Spector compilation album. Nilsson recorded the song several times, but only a solo demo has been issued. In 1995, Wilson recorded it for a Nilsson tribute album. Several other musicians have recorded their versions of the song. According to Spector biographer Mick Brown, Nilsson wrote "This Could Be the Night" as a tribute to Brian Wilson of the Beach Boys. Nilsson brought it to Spector, whose productions Wilson greatly admired. Nilsson and Spector are often listed as the songwriters,