I was browsing the internet and happened upon this. I found it amusing because it does fit my cat's personality. She is a tortoiseshell and displays all the typical temperament of one.
I found these interestingly near accurate as well. Though I have to say my tabbies I had a while back were severely mischievous and not very laid back.
http://consciouscat.net/2009/08/17/tortitude-the-unique-personality-of-tortoiseshell-cats/
http://consciouscat.net/2009/08/31/is-there-a-connection-between-cat-color-and-temperament/