The Harlem Shake meme is dead, if you're only now finding out about it, it's too late. Everyone's done it already, that's it. Then again, some entertainment can still be squeezed out if it, one particularly interesting creation is a bookmarklet which will get any website out there to do the Harlem Shake.
All you have to do is visit this website, drag the bookmarklet to the Chrome bookmarks bar (it has to be Chrome) and then set it loose on the unsuspecting web.
"The most romantic gifts are a timeless celebration, a priceless memento of what makes you uniquely you. Something that captures the essence of what you mean to us in ways no words can. So we’ve been up all night making something special just for you…" Moovweb explained.