There are at least three bands using the name Gecko:
1) Gecko are an upbeat acoustic band currently based in South East London but with many ties back in the South West. Influences include Lightyear and Randy Newman.
Gecko have played alongside many acts including The King Blues, Sonic Boom Six, Chris Murray, The Aggrolites, Malakai, The Skints, Babar Luck and John Hegley.
2) Gecko are a three piece blues rock band based in Southampton. Their debut album, 'Cold Blooded' was released in 2010.
3) Gecko are band from Denpasar, Bali, Indonesia.
myspace.com/geckomeo
4) Gecko is the alias of a chiptune producer from Mexico.
myspace.com/g3cko0/music