They exist, though I don't know what movie you're talking about, so they could be a completely unrelated metal band named Anvil...
Anvil Ps. listen to metal on metal first,
Judas Priest
Heavy Metal band
The band Spinal Tap from the movie "this is spinal tap" is not based off of any band in particular. The band is an hodge-podge of various rock/heavy metal stereotypes.
Brazil
Anvil Ps. listen to metal on metal first,
Judas Priest
Neither. They are a psychobilly band (psychobilly is a sub-genre of punk music). Also, "metal" and "heavy metal" are the same thing.
Metal Church is a band that started in 1980 by 5 people that creates heavy metal music. This means that Metal Church is primarily heavy metal music band.
It is a nu band (heavy metal blending in other elements like hip hop
Heavy Metal band
A Heavy metal band.
some people say they are heavy metal but I say they are screamo
Heavy Metal/Rock Metal
The band Spinal Tap from the movie "this is spinal tap" is not based off of any band in particular. The band is an hodge-podge of various rock/heavy metal stereotypes.
No there not, The my are a heavy metal bad, not a screamo band. Some screamo band are satanic, not metal.
No, they are a hard rock band.