The regular episodes are awesome. If you really don't have anything to do, watching the episodes pretty much all in a row (now that it's been "cancelled", means there are a finite number of episodes to watch. I thought Little Kuriboh would keep going, but there is now Episode 48. The Abridged Movie is also a hit.
Toward the end, Grandpa rants about just about everything:
"This never would have happened when I was a boy. You kids these days and your Millenniums Items, and your card games, and your loud music, and your hula hoops, and your hopscotch, and your dungarees, and your lollipops, and your Sony Playstations, and your voice-activated light switches, and your leather pants, and your Blu-Ray discs, and your bullfrogs, and your telekinesis, and your Marvel comics, and your YouTube.com, and your nuclear physics, and your ingrown toe nails, and your Gears of War, and your Quentin Tarantino, and your power steering, and your elevators, and your…"