hello this is our first disney cruise and it is teh kids christmaspresent- we are doi ng teh dec 16th wonder- we will be in disney 2 days before and tehn a week after. Where can i get stuff for these door magnets? can i buy regular magnets to stick to the door? It is also 2 of teh kids birthdays while we are on teh cruise so i would like to do something themed for that- please help- i know they will be mad we do not hae door decorations if alot of other people do!!