It's time to make some art, you sons of bitches. It's literally 3:28 AM where I live and I want to see a fucking art gallery underneath this post when I wake up.
1. Open Paint or any drawing program.
2. Press Ctrl+Alt+Down to rotate the screen and cursor movements 180° (may not work on some computers). Ctrl+Alt+Up flips it back to normal when you're done.
3. Make art, dammit!
4. Post results in the right-side up orientation and try not to think about how it's too hideous for the world to see (can't be worse than most of deviantART).
My attempt at Sanic with a laptop trackpad: