Funny 40th Birthday T-Shirt - How Old is Forty?

Celebrate turning the big 4-0 with this witty and humorous t-shirt! This black tee features a clever design with the phrase "HOW OLD IS FORTY?" in green. Below, it breaks down 40 years into days, hours, minutes, and seconds in blue, culminating in the bold statement "= OLD" also in blue. This unique shirt is perfect for birthday celebrations, casual wear, or as a gag gift for someone embracing their forties. Made from a comfortable material, it's a fun way to show off your sense of humor and celebrate this milestone birthday. Get ready to make a statement and embrace the 'old' with style!