Believe it or not, The Chronic isn't Dr Dre's biggest selling album. This image appears in the gallery:Dr Dre facts: 52 things you forgot about Dre 25. Believe it or not, The Chronic isn't Dr Dre's biggest selling album. His follow-up album, 2001, was a bigger hit - becoming certified sextuple Platinum. That's a lot of copies. 46 images See the full gallery: Dr Dre facts: 52 things you forgot about Dre