Cher Tells Stories Behind Greatest Hits Of The Decades: 'Believe,' 'If I Could Turn Back Time,' More

"It's crass...but I don't care." Cher turns back time and dishes on some of the most iconic moments of her career, including her favorite '70s fashion that was made with illegal materials, the behind-the-scenes story of the iconic music video for "If I Could Turn Back Time," Jane Fonda's hilarious reaction to her black feather look at the 1986 Oscars, and fighting with her producers to make her '90s hit "Believe."