Related: The Titanic: Looking Back at the Ship's Tragic ... “Promise me, Rose!” Colbert said. “Let me get up on that door with you!” “Come on, darling! There’s room for two!” ...

The man who discovered Titanic's hulk at the bottom of the sea got a strange question: Did you find the Heart of the Ocean necklace given to Rose in the Oscar-winning movie? Amid the audience ...