"What If" is a song performed by English actress Kate Winslet, recorded for the animated film Christmas Carol: The Movie (2001). Winslet provided the voice of Belle in the feature, which is based on the Charles Dickens classic 1843 novel and also stars Nicolas Cage, Jane Horrocks and Simon Callow. "What If" was written by Wayne Hector and Steve Mac, while production was helmed by the latter. Wikipedia