I know rock band is a stretch however I like several songs from Creed's catalog and I also enjoy Alter Bridge...But Scott Stapp is one crazy fucker..
http://www.tmz.com/2014/12/12/scott-stapp-obama-assassination-threat-creed-family/
http://www.tmz.com/2014/12/12/scott-stapp-obama-assassination-threat-creed-family/