"Bedlam" refers to 6 different bands:
1. A hard rock band from the United Kingdom
2. A grindcore band from Poland
3. A punk band from the United States
4. A progressive metal band from Hungary
5. A horrorcore rap group from the United States
6. A production team based in SW6.
1) Bedlam (originally known as Beast when it formed in 1972) was a British hard rock band featuring singer Frank Aiello (from Truth), guitarist Dave Ball (from Procol Harum)