The highly public love affair of French singer-songwriter Serge Gainsbourg and British actress Jane Birkin captured the hearts and imaginations of a generation. The moment Jane and Serge met on a movie set in 1968 sparks flew. They would spend the next 12 years together, a passionate union that produced the controversial duet "Je t'aime... moi non plus" (whose explicit lyrics and orgasmic moans caused so much fuss that the Vatican declared it offensive)...