"Blizzard of Ozz" is the debut studio album by British heavy metal musician Ozzy Osbourne, released in 1980. The album features a blend of hard rock and heavy metal, showcasing Osbourne's distinctive vocals and the guitar work of Randy Rhoads. It includes popular tracks like "Crazy Train" and "Mr. Crowley," which helped establish Osbourne as a solo artist after his departure from the band Black Sabbath. The album received critical acclaim and commercial success, reaching high positions on various music charts. It is often regarded as one of the greatest heavy metal albums of all time, influencing countless artists and shaping the genre's sound in the years that followed.