explodingdog - do it yourself!
I play online with a friend. You simply send eachother a line of text, and each draw a picture for the other person's line of text.
For example, I was sent:
"Are you depressed?"
So I drew:

Whereas a friend drew, in response to "Don't listen to sad music at a time like this"

You get the idea
"It breaks my heart to love her, but I never want to stop"