My humanoid robot MANOI 'sings' Wild Thing and 'dances' to it... sort of. ;)
MANOI is running off of an Arduino MEGA & SSC-32. There's a Serial connection between the MEGA and an Arduino Diecemila with a Wave Shield and an iHome to make the sound.
If you're interested in learning more about MANOI, you can check out my site at robotgrrl.com