Yellow Balloon was not on the recording, having been in a recent near-fatal car accident. The week of May 20, 1967, the Yellow Balloon's version placed at #25 on Billboard's Hot 100 chart, while Jan & Dean's version placed at #111. This was due largely to the fact that many disc jockeys around the United States played only the Yellow Balloon version of the song. The B-side was the song played backwards, entitled "Noollab Wolley". However, several radio stations banned the song in fear that the song was about yellow hallucinogenic pills for a drug trip, just like the Donovan song "Mellow
Have You Never Been Mellow (song) Animals sampled the song in 1996 on their happy hardcore hit "Have You Ever Been Mellow". The song reached number one in the Netherlands. The punk band the Feederz covered the song on their 1984 debut album "Ever Feel Like Killing Your Boss?". The Nip Drivers was another punk band that covered it. Australian singer James Reyne covered the song (titled simply, "Mellow") on his 2004 release "Speedboats for Breakfast". His version is a raucous, punk-influenced take on the song. (Reyne and Newton-John shared the same management in the late '80s and early '90s, and Newton-John sang backing vocals on