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Science is a Liar Sometimes Shirt – Skeptical T-Rex Graphic Tee

Price range: $17 through $31

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Science is a Liar Sometimes Shirt: Wear the Sitcom’s Most Absurd Debate

Embrace the Chaos with a Classic Tee

Got a friend who loves to argue? Or maybe you’re the science teacher who knows humor is the best catalyst for learning? Either way, this Science is a Liar Sometimes Shirt is your new favorite conversation starter. Inspired by Mac’s iconic and wildly incorrect, rant from It’s Always Sunny in Philadelphia, this tee transforms sitcom absurdity into wearable art. Ultimately, it’s a tribute to anyone who can laugh at confidently held, hilarious nonsense.

The Story Behind Science is a Liar Sometimes Shirt Design: Sitcom Absurdism, Perfected

Remember Mac’s “evolution debate” where he channels Ronald McDonald’s logic? This shirt celebrates that golden moment of TV show quote glory. Our philosophy embraces “Sitcom Absurdism,” capturing the show’s chaotic energy in a single, ironic graphic. By adding a thoughtful T-Rex holding a chemistry beaker, we layer the visual joke. After all, the dinosaur literally represents the science Mac tries to dismiss! Consequently, Science is a Liar Sometimes Shirt not just IASIP fan merch; it’s a wearable piece of comedy history.

Black t shirt featuring a cartoon T-Rex holding a beaker with the text Science Is A Liar Sometimes in yellow, red, and blue typography.

Science is a Liar Sometimes Shirt Crafted for Comfort, Built with Integrity

Forget flimsy, itchy prints. We believe your funny science skepticism graphic tee should feel as good as it looks.

  • Premium Feel: Made from 100% cotton, it offers a soft, classic fit for all-day comfort.

  • Vibrant, Safe Prints: Using direct-to-garment (DTG) printing with Oeko-Tex™ certified inks, our designs are both vibrant and eco-friendly. In fact, these inks are so safe, they’re approved for children’s clothing.

  • Built to Last: Featuring a double seam on sleeves and hem, this shirt withstands wash after wash, ensuring the satire stays sharp.

Who is This Science is a Liar Sometimes Shirt For?

Science is a Liar Sometimes Shirt design connects with diverse personalities, making it a uniquely versatile piece.

  • For the Superfan: Show your love for It’s Always Sunny in Philadelphia with a deeper cut than typical logo merch.

  • For the Educator: Perfect as a gift for science teachers with a great sense of humor. It’s a brilliant way to break the ice on the first day of class.

  • For the Debater: Ideal as debate team humor clothing, it nods to the long tradition of argument from  Aristotle to the pub.

  • For the Thinker: It’s for anyone who appreciates satire and understands that questioning things (sometimes poorly) is part of human curiosity’s journey, from Galileo to Newton to… Mac.

Style It Your Way: A Staple for Any Wardrobe

Throw it on with jeans for a casual coffee run, or layer it under a blazer for an irreverent twist on smart-casual. Moreover, its classic black backdrop makes the bold yellow, red, and blue graphics pop. Available in sizes from S to 5XL, Science is a Liar Sometimes Shirt designed for every body to join the debate.

Your Declaration of Humorous Skepticism Awaits. Buy Science is a Liar Sometimes Shirt Now!

Ready to wear your skepticism with pride? Don’t just own a t-shirt, own a statement. This Science is a Liar Sometimes Shirt is more than cotton; it’s a membership to a club that finds humor in hubris and joy in debate. Click to choose your size and get ready for the compliments (and the confused, then laughing, double-takes). The truth is out there, and sometimes, it’s hilariously wrong.

Shipping and delivery

We are proud to offer international shipping services that currently operate in over 200 countries and islands worldwide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in USA will be shipped by USPS depending on the weight and size of the product.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:

Location *Estimated Shipping Time
United States 3-6 Business days
Canada, Europe 3-6 Business days
Australia, New Zealand 4-7 Business days
Central & South America 4-7 Business days
Asia 6-10 Business days
Africa 8-14 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says "no information available at the moment".

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you have specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.

Refunds & returns policy

Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.

Refunds

Your satisfaction is our #1 priority. Therefore, you can request a refund or reshipment for ordered products if:

  • You do not receive them within the guaranteed time (45 days not including 2-5 day processing)
  • You receive the wrong item
  • You do not want the product you have received (but you must return the item at your expense and the item must be unused)

We do not issue the refund if:

  • Your order does not arrive due to factors within your control (e.g. providing the wrong shipping address)
  • Your order does not arrive due to exceptional circumstances outside our control (e.g. not cleared by customs, delayed by a natural disaster)
  • Other exceptional circumstances outside the control of merchku.com

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on page.

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.

Exchanges

If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.

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