"And Then What" is the debut single written and performed by American rapper Young Jeezy. It was released in mid-2005 as the first single from his debut album Let's Get It: Thug Motivation 101. It was produced by and features Mannie Fresh. The official music video features cameo appearances by Fabolous, Bun B, Lil Scrappy, 2 Chainz and Dr. Dre.