Post links for any music videos you like from youtube here but keep it PG-13.
Here are some I found (I'm a huge anime fan so you might not wanna watch if your anti-anime. ^^ Though the music is amazing :3)

Naruto- Brackish/Kittie: http://www.youtube.com/watch?v=6U5r6SZ1sgk
Naruto Shippuden-Known Artist/System of a Down: http://www.youtube.com/watch?v=QHnxSt8f0EE
Naruto (Hishigaki Kisame Amv)-Chop Suey/System of a Down: http://www.youtube.com/watch?v=aYsxL3flsps
Full Metal Alchemist-Famous Last Words/My Chemical Romance: http://www.youtube.com/watch?v=SZJiPMxyuUY
Kingdom Hearts-In The End/Linkin Park: http://www.youtube.com/watch?v=8xCWL-jPq8Q
Final Fantasy Advent Children- MEIN HERZ BRENNT/Rammstien: http://www.youtube.com/watch?v=irdWa9sA25g
Naruto/Maps by the Yeah Yeah Yeahs: http://www.youtube.com/watch?v=3J0emsNfbEE
Final Fantasy Advent Children/Cyberbird by Yoko Kanno: http://www.youtube.com/watch?v=NrJ7MYHQvzo
Blood +/The Red by Chevelle: http://www.youtube.com/watch?v=FMIDrpbhNKI
Eureka Seven/How to Save a Life by the Fray: http://www.youtube.com/watch?v=O9RJnnFsQdY
Eureka Seven/Vindicated by Dashboard Confessional: http://www.youtube.com/watch?v=DNlA1z7x2Uo
Air/Freshmen by Verb Pipe: http://www.youtube.com/watch?v=D1XcguFkIJU
Nana/Read My Mind by The Killers: http://www.youtube.com/watch?v=aFRzGCYrbw8 Nana/Black Stones by Gackt: http://www.youtube.com/watch?v=ArV-19ECZhU
Nana/Brightside by The Killers: http://www.youtube.com/watch?v=klOi5Co4-dU
Ghost in the Shell/Running Up That Hill by Placebo: http://www.youtube.com/watch?v=iu_BUZMPE5o
Let me know what you think! I'm sure I'll post more later ^-^