Guitarist Ronnie Montrose died Saturday, March 3, after a five-year battle with prostate cancer. He was 64. Montrose led his own bands -- including Montrose -- and performed or recorded with Sammy Hagar, Herbie Hancock, Van Morrison, The Beau Brummels, Boz Scaggs, Gary Wright, Tony Williams, The Neville Brothers, Edgar Winter, Johnny Winter and others.