"Due to the sudden and unexpected resignation of Twisted Sister's lead singer Dee Snider brought on by a series of health challenges, the band has been forced to cancel all shows," Jay Jay and Eddie said in a statement. noting cancelations included the planned opening show April 25 in Sao Paulo, Brazil, as well as all summer dates. "The future of Twisted Sister will be determined in the next several weeks."
A separate statement detailed Snider's health issues.