[1] Honors in several categories are presented at the ceremony annually by the National Academy of Recording Arts and Sciences of the United States to "honor artistic achievement, technical proficiency and overall excellence in the recording industry, without regard to album sales or chart position".
From 1986 to 1989, the category was known as Best Rock Instrumental Performance (Orchestra, Group or Soloist).
According to the category description guide for the 2010 awards, the award is presented to artists "for newly recorded rock, hard rock or metal instrumental performances".
[4] Two-time recipients include Eric Clapton, Carlos Santana (once as a member of the band Santana), The Flaming Lips, Steve Vai, and brothers Jimmie Vaughan and Stevie Ray Vaughan (each once as part of the duo Vaughan Brothers).
[5] Dweezil and Frank have both received multiple nominations and even competed against one another in 1988.