Joffrey Baratheon's Back, This Time Giving Taylor Swift Lyrics a Terrifying Spin

In this Game of Thrones/Taylor Swift mashup you never expected, actor Jack Gleeson channels Joffrey Baratheon while reciting the "Bad Blood" lyrics in a semiterrifying way. There are some serious shades of Joffrey's dark side in Gleeson's dramatic performance, which he can't help but laugh about by the end. Check out the great clip above, then prep for the Game of Thrones premiere with a look at GOT quotes you can use in everyday life and pictures from the upcoming season.