I think this is such a fun and original game, I had to ad it here! xD
Here's how it works:
Person 1
Look a dot! .
Streches it
_
Streches it
_
Person 2
Pushes it into vertical position
|
|
Person 3
Puts another line on top
T
Etc.
I'll start :
Look, a dot!
.
Pokes a hole in the middle
o