OLD GRUMPS RULE™ – Grumpy Old Man Slaying It Tee

Who says grumpy can’t look good?

The Old Grumps Rule™ – Grumpy Old Man Slaying It Tee is for the man who’s earned his opinions, perfected his resting frown face, and still manages to pull it off with style. Made from soft, durable cotton, this shirt’s built for coffee-fueled mornings, backyard wisdom sessions, and reminding everyone you’ve still got it — even if you’re grumpy about it.

Because being a grump isn’t a phase… it’s a lifestyle.

🎁 Perfect For:

• Grumpy grandpas, sarcastic dads, and professional complainers

• Birthdays, Father’s Day, or “just because I’m awesome” gifts

• Every man who’s slaying the grump life one sigh at a time

⚠️ Warning: Wearing this tee may increase unsolicited high-fives and knowing nods from fellow grumps.

👕 Details

• Premium Bella+Canvas 3001 unisex tee (soft and true to size)

• 100% Airlume combed and ringspun cotton (heathers add poly blend)

• Side-seamed with double stitching for lasting comfort

• Designed & printed in the USA