A vacationer has captured the hilarious moment a band is cut short while playing the Titanic theme song - right as the ship was plunged into darkness by a power cut mid performance. Heidi White, who was celebrating her fifth wedding anniversary on board the Carnival Liberty, had begun filming as the band played the romantic love song. But just a few seconds into the hit number, the lights suddenly go out - leaving the guests nervously laughing at the comical timing.