There are at least four bands by the name Anger:
(1)A Hungarian Hardcore/Thrash/Psychedelic band in Eger:
(2) Anger is a hardcore band from Miami. Formed in the early 90's.
(3) A Portuguese heavy metal band, formed in 1994 in Aveiro, which released at least 3 albums to date, namely: 'Anger' (1998), 'Y2K' (1999) and 'The Bliss' (2003), enjoying quite some success and touring some European countries between 1998 and 2003. Official homepage: http://www.anger-music.com. Read more on Last.fm