Rock band OK Go have done some seriously cool things in their time, including recording a music video on some treadmills and creating an elaborate Rube Goldberg contraption.
Hell, these guys are so cool they recorded the Muppets theme for their new movie - and it doesn't get any cooler than that, now does it?
Well it turns out it does... especially when it involves the king of kids' TV shows, Sesame Street.
Turning in another stop-motion masterpiece, the two minute section of a recent show had all the OK Go-ers in brightly coloured suits, dancing about and explaining basic chromatics.
And the music accompanying the clip? Also by OK Go. Amazing.
Of course, this isn't the first time Sesame Street has done something so wonderful it's appealed to adults as much as kids - as this video gallery below proves...