You're in my shirt!

The Big Bang Theory (2007) will be airing its 10th season this year. Regular viewers know that Jim Parsons's character Sheldon Cooper has a seemingly endless wardrobe of graphic t-shirts he wears for every occasion, most of them science- or comics-related. Which of his shirts would you most like to wear (if he were to let you borrow one, which we all know he would never do)?

Discuss the list here