Sorry, I don't mean to contribute to the lowering of standards of this list. Must be the giddiness of the season, combined with a liberal dose of eggnog...
Beatles on Titanic? Not exactly a novel but almost a novella! Found this VERY strange offering quite by accident and since we are here to amass Titanicana here's one for the book-
hope the link will work for you. Seeing is believing.
angelfire.com/ny3/fab4/titanic.html