Roots of Ozzy Osbourne

Halestorm is an American rock band from Red Lion, Pennsylvania, consisting of lead vocalist and guitarist Lzzy Hale, drummer Arejay Hale, guitarist Joe Hottinger, and bassist Josh Smith. Siblings Lzzy and Arejay founded the band in 1997. The group's self-titled debut album was released in 2009 through Atlantic Records.

Firewind is a Greek power metal band formed in Thessaloniki in 1998. The group is currently signed to AFM records and was originally a small project created by guitarist Gus G. to showcase his demo, Nocturnal Symphony, in 1998. Firewind later became a full band over three years later when they recorded their debut album, Between Heaven and Hell. To date, the band has released ten studio albums and has been met with international success.

Adam Jan Narkiewicz, known professionally as Akira the Don is an English musician, DJ, producer, and YouTuber. His debut album When We Were Young was released in 2006. He has released several mixtapes such as The Life Equation in 2011.

Mountain was an American rock band formed on Long Island, New York, in 1969. Originally consisting of vocalist-guitarist Leslie West, bassist-vocalist Felix Pappalardi, keyboardist Steve Knight, and drummer N. D. Smart, the group disbanded in 1972, but reunited on several occasions prior to West's death in 2020. They are best known for their 1970 smash hit song "Mississippi Queen", which remains a staple of classic rock radio, as well as the heavily sampled song "Long Red", and their performance at Woodstock Festival in 1969. Mountain is one of many bands commonly credited with influencing the development of heavy metal music during the 1970s. The group's musical style primarily consisted of hard rock, blues rock, and heavy metal.

Slade are an English rock band formed in Wolverhampton in 1963. They rose to prominence during the glam rock era in the early 1970s, achieving 17 consecutive top 20 hits, including six number ones, on the UK Singles Chart, and three number ones on the UK Albums Charts. The British Hit Singles & Albums names them the most successful British group of the 1970s based on sales of singles. They were the first act to have three singles enter the charts at number one; all six of the band's chart-toppers were written by Noddy Holder and Jim Lea. As of 2006, total UK sales stood at over 6,500,000. Their best-selling single, "Merry Xmas Everybody", has sold in excess of one million copies. According to the 1999 BBC documentary It's Slade, the band have sold more than 50 million records worldwide.

Tommy Roland Shaw is an American musician best known for his tenure in the rock band Styx as co-lead vocalist. In between his stints with Styx, he has played with other groups including Damn Yankees and Shaw Blades as well as releasing several solo albums.

FireHouse is an American hard rock band that formed in 1984 in Richmond, Virginia. They then moved to Charlotte, North Carolina, where they signed with Epic Records in 1989. The band reached stardom during the early 1990s with charting singles like "Don't Treat Me Bad," "All She Wrote," and "Reach for the Sky," as well as their signature power ballads "Love of a Lifetime," "When I Look into Your Eyes," and "I Live My Life for You." At the 1992 American Music Awards, FireHouse won the award for "Favorite New Heavy Metal/Hard Rock Artist."

Bad English was an American–English hard rock supergroup band formed in Los Angeles in 1987. It reunited Journey keyboardist Jonathan Cain with singer John Waite and bassist Ricky Phillips, his former bandmates in the Babys, along with Journey guitarist Neal Schon and drummer Deen Castronovo. The band is known for their hit single "When I See You Smile", which peaked at number 1 on the Billboard Hot 100 in November 1989.

No Sleep 'til Hammersmith is the first live album by English rock band Motörhead, released in June 1981 by Bronze Records. It peaked at number one on the UK Albums Chart. It was followed by the release of the single "Motorhead" on 3 July, which peaked on the UK Singles Chart at number 6.

Hollywood's Bleeding is the third studio album by the American musician Post Malone. It was released on September 6, 2019, by Republic Records. The album features guest appearances from DaBaby, Future, Halsey, Meek Mill, Lil Baby, Ozzy Osbourne, Travis Scott, SZA, Swae Lee, and Young Thug. The production was handled mainly by Louis Bell, with contributions by Andrew Watt, BloodPop, Brian Lee, Carter Lang, DJ Dahi, Emile Haynie, Frank Dukes, and Malone himself, among others.