Mr. Period T-Shirt is a t-shirt being sold in the Penny Arcade Store for $17.99.
Store Description Edit
Adventures in grammar!
Originally created to help young people produce legible English, Mr. Period and The Bad Boys Of Punctuation watch from the margins and cluck disapprovingly when you make perfectly honest mistakes.
100% cotton heavyweight ringer tee in white with black neck and sleeve bands. Mr. Period and his gang printed on the front in black and grey. Penny Arcade Logo on the back.