35% Off Flash Sale - Browse

New Designs Added! - Browse

Limited-Edition Pop Culture Tees

Mashups you won’t find anywhere else — inspired by your favorite fandoms, designed by indie artists, and only available for a short time.

  • Free shipping over $49

  • Pop Up Sales

  • Free Returns & Exchanges

save 20% today

Copy this code and apply during checkout for 20% off your order

POPUP20

Spaceman Spiff

The most popular design of all time on Pop Up Tee, Calvin Spaceman Spiff is a Calvin and Hobbes themed design. Spaceman Spiff is the most prominent of Calvin's many alter egos. He is a space explorer who often does battle with aliens and in this design his shirt features a retro Flash logo.
View as

Featured star wars collection

View all
Back to top

Compare /3