Rule N°1. Only Selfportrait in a ball or balls.
Rule N°2. Balls need to be Christmas ornaments. No playing balls, divination balls, magic balls.
Rule N°3. It's not necessary that the balls are in a Christmas tree.
Rule N°4. Everybody is welcome even if you don't like christmas.
Rule N°5. PLEASE INVITE !
Rule N°6. You can use your balls, the balls you find in the street, friend's balls... there no virtual limit it's crazy !