Alchemy is freakin awsome!

http://al.chemy.org/
This is now my new favourite program. Its free so u basically download it and run the exe file. Its got alot of features that no digital painting program has, it does the normal stuff. But this program is mainly for conceptual stages. If you wanna know more about this program check out the website and see for yourself.
I basically have been staying up late playing with this freakin program and have been obsessed with it.
Here are some of the things i've done with it.