And on the same line ("fun for bored people"), Collapse. Nice and calm at first, then it turns into a veritable oh-my-God-HELP clickfest at higher levels. Heheh.
I seem to always die at level 9, with just a handful of lines (10 or so) left to go. My highest score so far is 178,523 (in a particularly lucky game where I got a truckload of bonuses).

148,616 o/

Bah. Amateurs. My high score is a hair under 2,000,000.

...I have no life...