I am so privileged to have spent most of my life with him," Terence “Geezer” Butler said of his late bandmate and friend

As millions of Ozzy Osbourne fans found out on the MTV reality show "The Osbournes," the Prince of Darkness wasn't anything like wild his rock-star stage persona - at home, he was sweet, gentle and mischeivous,

Osbourne died on Tuesday at 76, just weeks after he and Black Sabbath performed at their farewell Back to the Beginning concert earlier in July.