Wren Weichman whipped up a Skyrim parody to demonstrate once again how hilariously awesome the game's glitches can be. It's actually a live-action remake of this particular gameplay footage that showcases your follower Lydia's nigh invincibility. I think the scene is much funnier when the Dovahkiin is expressing actual emotion while Lydia is blonde robot lady with completely anachronistic clothing.
If your AI partners are so beastly, why are you needed to save the world again? Your own talents don't seem so special anymore!
Lydia NO! - A real life Skyrim Adventure [YouTube]