Funny Plumbers T-Shirt - Don't Sleep With a Drip...Call Your Plumber! Funny Plumbers T-Shirt - Don't Sleep With a Drip...Call Your Plumber! Perfect for you, your friends, family colleagues, or co-workers. Contact me if you want this t-shirt customized. I can change the design or add a name. Happy Jan Designs are the creator of this t-shirt design and the only authorized seller Happy Jan Designs delivers the highest quality products. Our T-shirts are made from the highest grade materials, and the T-shirts are manufactured in the USA with the designs printed and shipped from our warehouse in Pennsylvania Rest assured that we provide a money-back guarantee. All our products come with a 30-day 100% customer satisfaction guarantee. If you like this design we can also print it onto other products such as Mugs, Sweatshirts, Posters, Travel Mugs, pillowcases, necklaces, and bracelets. Just ask us and we will quote you a price.