Kingdom Hearts is a Japanese-American video game,
this is Sora: http://i218.photobucket.com/albums/cc286/Noodle1/250px-KH_Sora.jpg
1
first draw your crown on a piece of paper..
2
trace your crown on the cardboard.
3
now use the scissors!
4
glue the aluminum foil on your cardboard crown, use about 2 layers of aluminum foil.
5
add a jump ring
6
Voilà , you're finished! :)