Combining fictional characters with archival footage, Chelsea on the Rocks is a look at the famous (or is that infamous?) Chelsea Hotel, where the bohemian clientèle has been immortalized in song and story. The Chelsea's history is both sparkling and squalid; it's where Bob Dylan wrote "Sad-Eyed Lady of the Lowlands," it's where Arthur C. Clarke wrote 2001: A Space Odyssey, and...