CineCalidad. Britney Spears is the subject of in-depth analysis by a panel of experts who've studied the singer's music and achievements throughout the years. This wide-ranging documentary includes film footage of Britney, plus candid photos and revealing interviews with family, neighborhood friends and acquaintances. This disc, which aims to illuminate, is a definite (and welcome) departure from the usual loop of music videos and banal TV-show outtakes.