Because I will forever associate it with the opening of Francis Ford Coppola's Apocalypse Now--and the opening lines of the film, spoken by Martin Sheen playing Willard: "Saigon . . . shit; I'm still only in Saigon," an unforgettable line that I have been repeating to myself like a mantra the past few hours since arriving in the city--here is "The End" by The Doors.