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1.
A genre of dance music popular in Finland and with a passionate minority of psychedelic trance heads. The music is characterised by off-beat kick drums and percussion, low fidelity instruments and quirky melodies. This sound was made famous by Texas Faggot of Finland. The name is derived from the way people dance to the music: pertaining to, of the nature of, or characterized by spasm.
The name was first coined by Raptor on The Australiens forum in 2006

'The people are dancing to Spastic Beat'

by Raptorrr August 24, 2006