Musicians and bands that changed their sound

[Bnjemann]

Do you know any artists who went from one sound over to another completely different sound?

One of my favourite examples of this is Judas Priest.

Judas Priest in 1974

Judas Priest on their last album:

 

[Smeris]

fleetwood mac interestingly enough started off as a blues band until spencer departed from the band in 71, after 4 years they went from blues to pop/softrock