Knock Knock Knock Penny


Knock Knock Knock Penny t-shirt.

Knock Knock Knock Penny is printed on a high quality cotton t-shirt. Inspired by Sheldon’s infamous door knocks in The Big Bang Theory, this t-shirt is perfect for any BBT fan!

3XL & 4XL available in Mens t-shirts only.

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  • Size Guide
  • Description
  • Additional information


Knock Knock Knock Penny T-Shirt.

  • High Quality Cotton T-Shirt
  • For men, ladies and kids on request
  • Printed Direct to Garment

Additional information


Female, Male


XS, Small, Medium, Large, XL, XXL, 3XL, 4XL


Black, Grey, Light Pink, Navy, Red, Royal Blue, Sky Blue, White