Have you ever had a dream that felt so real, you couldn't tell the difference between the real world and the dream world? On November 18, 2001, the world's biggest star, Britney Spears, brought her "Dream Within a Dream" Tour to the MGM Grand Garden Arena in legendary Las Vegas. Watch this defining concert, witnessed by millions of fans, as it was broadcast live on HBO.

Cast: Britney Spears, Jon Voight, Brian Friedman, Aminah Abdul-Jillil, Nanci Anderson, Andre Fuentes