See also: http://www.last.fm/music/Saffire+-+The+Australian+Guitar+Quartet
See Saffire, The Uppity Blues Women
That is the top last.fm result and has the additional advantage of not using a hyphen in the name (which can cause confusion with filenames converting back to tags. Suggest you vote for that version of the punctuation and change your tags to agree.
Saffire, The Australian Guitar Quartet might be a good choice for those listeners. As both are mashed together on this page Read more on Last.fm