There may be 4 descriptions of Balloon: 1. An early 1990s music duo from London, consisting of Ian Bickerton and David Sheppard. Their first and only album, "Gravity", came out in 1992. The best known track was "Tightrope Walker", a duet with Sarah McLachlan. 2. A dutch prog-rock band. 3. It's also previous name of Vector Lovers. (1992-2000) 4. Japanese pop-punk band. 5. See also DJ Balloon.