Stickys are the threads at the top of a subforum. Basically, they're the important topics.
You specifically want
this one.
Incidentally, way to be a dick yoshi. It's not his fault he doesn't know what a sticky is. And you could have quite easily helped him, but you chose to call him stupid instead. Nice of you.
EDIT: Granted, he hardly made the best impression by posting in red and using wayyy too many exclamation marks. But still.