There are a few groups that go by the name of "No Comment":
1) No Comment were an American powerviolence band from North Hollywood, California, active from 1987 to 1993. Along with other powerviolence bands such as Crossed Out and Man Is The Bastard, No Comment were influential in what was known to become the "West Coast powerviolence" scene for their aggressive musical and conceptual take on the hardcore punk genre.

Read more about No Comment on Last.fm.