Bandalism ban-dəl-i-zəm n .: the willful or malicious destruction of, or damage to, the fabric of a rock/pop/indiegroup brought about by one or more of its members
When Dave kicked in the amps, threw his bass at the manager, set the drummer on fire, and ran away crying, although funny, was an extreme act of bandalism.
The creeping corporatisation of schools, libraries and other public buildings, which are gradually being daubed with company logos and slogans. Coined by graffitiartist Banksy, and expounded on in his book "Wall and Piece"
"Have you been in a Yahoo! taxiyet? Brandalism at its finest", "Our high school has been Brandalized by Pepsi"