Bud Wiggins dreamed of achieving fame as a screenwriter. He almost made it. Instead, he finds himself free-falling through a world of hallucinatory absurdity, low comedy, and epic degradation. A Hollywood bottom-feeder who moonlights as a limo driver to pay the bills, both tormented and vicariously aroused by his contact with the industry's elite, Mr. Wiggins bears poignant, paranoid witness to the horror and hysteria that are by-products of "the...