Journey, Heart and Bon Jovi were among the acts leading the charge, but power ballads came from unexpected sources as well, like Ozzy Osbourne, Motorhead and Metallica. And while power ballads are ...

Ozzy Osbourne could easily have gotten away with ... "In My Life", and his duet with daughter Kelly on the Black Sabbath ballad "Changes". I was more taken by his version of Mountain's cowbell ...