Ozzy Osbourne left behind a very heavy legacy. Here's a look at his best songs, from Black Sabbath's "Paranoid" to "Crazy Train" and "Mr. Crowley."

Lady Gaga rocked an Ozzy Osbourne T-shirt and danced to 'Crazy Train,' while Coldplay and Dave Matthews covered 'Changes' to honor the metal legend.

Ozzy Osbourne and his wife Sharon had previously blasted US President Donald Trump for using the rocker's Crazy Train song in a promotional video - as well has his general handling of being in the Whi

Ozzy will never stomp around a stage again. And nobody will stomp around like him. His dark, divine power — a power that defined a definitive rock genre — dies with him.

See Blue Man Group's viral tribute to Ozzy Osbourne. The group's unique performance of 'Crazy Train' has fans feeling emotional and nostalgic.

Not only did Osbourne star with Black Sabbath, he also had a successful solo career that included the hit, "Crazy Train," which has become one of the most recognizable songs in music history.

Ozzy Osbourne’s “Crazy Train” provided the soundtrack to Walker’s damage. The diary of havoc blending with the diary of a madman to create the best Rockies’ walk-up

In fact, ahead of the NFL's 2005 season opener, the two-time defending champion Patriots hosted Osbourne and his band in Foxborough for a live performance of the hit song. The electric rendition has since resurfaced following his death. What a performance. Gillette was going absolutely wild for the Prince of Darnkess.

Clad in a black tank top, leather pants and red shoes, the then 34-year-old Osbourne at one point donned a gladiator helmet as he worked the audience into a frenzy with popular solo songs “Crazy Train,” “Mr. Crowley” and “I Don’t Know.” He also delivered Sabbath staples that included “War Pigs,” “Sabbath Bloody Sabbath” and the encore “Paranoid.”

A week after Trisha Paytas announced her baby boy’s birth the same day Ozzy Osbourne died, she spoke out about conspiracy theories tying the two life moments together.