[First .gifs found here. I rotated them and paired 'em up. The other two were from a site that's NSFW/NSFK, but...
Due to almost-unforseen circumstances, I'm posting this from an annoyingly un-tweaked mouse-less laptop, and I don't have my bookmarks handy to link to it. My ailing desktop is going in for surgery tomorrow.
[Update: Surgery failed, can't fix a broken motherboard. You read that right. Not malfunctioning. Broken. I broke it. I broke a motherboard.
Adam's Electronics swapped me a refurbished model, over and above the quality of service expected. They are beyond the valley of awesome.]