Need some help with making a madd hatter cake-, I have never made a cake shaped like this. I have looked at the pictures on here-I need help figuring out the cake sizes-do you use like 2 10" then 2 9" then 2 8" then carve them or use 1 layer of each 10,9,8. Would apprecate any help?

Thers are some great tutorials on how to do a topsy-turvy cake on this sight.You can do a search, or they may be under articles.