Funny 13th Birthday T-Shirt - Official Teenager

SKU: T614945-B-S

$25.25$59.25

This black T-shirt features a humorous graphic design perfect for a 13th birthday celebration. The design incorporates a math equation - the square root of 169 - which equals 13, along with the phrase "Years...

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This black T-shirt features a humorous graphic design perfect for a 13th birthday celebration. The design incorporates a math equation - the square root of 169 - which equals 13, along with the phrase "Years Old". It cleverly states "Official Teenager" below a collage of various math equations and graphs for a fun, quirky look. This comfortable, short-sleeved tee is ideal for teens celebrating their milestone birthday. Great for casual wear or as a unique gift. This Tee adds a touch of humor to any outfit and lets everyone know you are now an official teenager!