There are at least 17 bands under the name Avalanche. 1.) Avalanche is Polish rock band. 2.) Avalanche is also a Norwegian popduo.
Kirsti Johansen (lead vocals / backing vocals), Kjetil Roesnes (Lead vocals / keyboards / guitars / programmings). They have released 2 albums: Avalanche (1990) and Westbound (1992). 3.) An alias of Yahel Sherman, trance and psytrance producer from Israel. He released several tracks under Avalanche in early 90s and in early 00s. Most successful was 'Friendzone' making its way into Armin van Buuren's A State of Trance top 20 tracks of 2001.