The Zephyr Song by Red Hot Chili Peppers
http://youtube.com/watch?v=ftJaC18TzoU

Smells like Nirvana by Weird Al
*parody of Nirvana's Smells like teen spirit, but the video is a animated one.*
http://video.google.com/videoplay?do...ana&pr=goog-sl

This last one isnt a music video but it is a video and it's pretty trippy. I've never looked at while on shrooms or stoned cuz I always forget.
http://youtube.com/watch?v=wBL4hRoqRWY