People tend to say the Simpsons aren't what they were anymore and that the show sucks since these last couple of years, but apart from a pretty poor 20th Season, I've been liking the recent seasons moreso than, say, Season 10 for example.
Here's a neat musical segment featuring Jack McBrayer (Kenneth from 30 Rock) as the "Peach Song" singing guy:
Enjoy this amazing catchy song!~