What Would Take With You?

Stephen Hawking is now predicting that humans must vacate planet Earth within the next 100 years or face doom.

Obviously, not everyone can go. Most humans will stay behind and face this fate. If you are still in your prime years when this event takes place what would you take with you? Your sunglasses? An extra pair of shoes? A change of underwear? A tooth-brush? A Jug of Old Crow?