"Okay!" Bart said, speeding around the four corners of the bed to tuck the fitted sheet in as soon as it landed on the bed. It wasn't perfectly smooth, but it got on the bed with a passable amount of neatness. And Bart looked happy to help.
"I'm gonna go to a birthday party this weekend!" He was excited-- and not just because he was going with Kara (thought that was a big deal of it).