Don't have time to link to all of them here, so just go to these posts on Winter Is Coming to get the full list of the YouTube versions.
- Post 1
- Post 2
My favorite line of all of the videos: "All Dany knows of her history is the stories that her brother has told her...and Viserys Targaryen is not a reliable narrator."
Winter is Coming, folks! Only four weeks from Sunday!