Show off your grumpy side with this black t-shirt. The humorous design features bold white and red text that reads "I AM A GRUMPY OLD MAN - MY LEVEL OF SARCASM DEPENDS ON YOUR LEVEL OF STUPIDITY". Made from comfortable, breathable fabric, this tee is perfect for casual wear. Great for everyday use, running errands, or relaxing at home, this t-shirt is sure to get a laugh. A perfect gift for the grumpy old man in your life!