There are multiple artists with the name Bang.

1. Bang is an American heavy metal band from Philadelphia, Pennsylvania formed in 1969. Death of a Country should have been their debut, but was rejected by their label Capitol Records. So they released their official debut Bang in 1972 with two albums that followed, but broke up in 1974. They reunited in the 90's, with their comeback album Return to Zero being released in 1999.
Ripple Music released The Best of Bang in 2018. See Bandcamp.

2. Greek dance pop duo Bang (Paul Stevens, vocals and guitar, and Billy Adams, keyboards) scored a couple of minor singles chart entries with "You're the One" in 1989 (UK #74) and "Holding My Heart" in 1990 (US #93), both featured on the 1990 album Clockwise. The duo worked with notable genre producers Shep Pettibone and François Kevorkian.

3. American rapper from Chicago.

4. US rock band. Keith Jakresky - Lead Vocals, Gary Jakresky - Lead Guitars, Bryan Jakresky - Bass, Brian Carter - Drums. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.