Biography
There are at least 3 bands called Teargas.
1) Hardcore punk band from Brisbane, Australia (http://www.myspace.com/teargashc, http://www.teargashc.blogspot.com/).
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2) A melodic rock / glam outfit from Melbourne, Australia. Broke up in 2008.
3) A vibrant, trendy, like-minded South African Hip Hop trio.
Biography text from Last.fm, available under CC BY-SA.