Donna Summer was disco's first lady of love. With her sultry voice, sexy image and passionate songs, Donna provided the quintessential soundtrack to the decade of decadence. But when "the last dance" ended, Donna faced her darkest demons. She retreated from sight to reinvent herself as an artist, wife and mother. "Donna Summer: Behind The Music" takes a close look at the many sides of the resilient singer, from disco queen to domestic bliss, from mogul's creation to musical icon.