Let It Die: 23 Songs That Should Never Be Covered Again (from Onion AV Club). Go through the list not just because it's a marvelous waste of time, go through it for the mostly hideous videos redeemed only by Devo's version of "(I Can't Get No) Satisfaction".
Women of 70s Punk. An awesome site, all it needs is links to some videos.
El Vez, the Mexican Elvis. I saw him in concert many years ago in San Jose, it was absolutely great, and his Christmas Album (Merry Mex-Mas) is a holiday staple in our house.
Rolling Stone's 500 Greatest Albums of All Time. Seriously, this is like an entire day that can be wasted on this site.
RetroStatic.com. Commercials from the 80s, info (and intros) for 80s cartoons - why are you still here, click already!