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Funny Mouse Parody Shirt | I Started What? Tee

Featuring an adorably confused cartoon mouse, this “I Started What?” tee delivers vintage humor for theme park fans, nostalgia lovers, and anyone who enjoys a clever inside joke.

$27.00+

  • Sizes:
  • XS
  • S
  • M
  • L
  • XL
  • 2X
  • 3X
  • 4X
  • 5X
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Introducing your next favorite conversation starter: the “I Started What?” tee.
Featuring an adorably confused cartoon mouse, this shirt is perfect for anyone who loves theme park nostalgia, clever humor, or just a great inside joke.

Whether you’re park hopping, hanging with friends, or collecting smiles, this design blends classic cartoon energy with minimalist style—making it a fun, subtle nod for fans in the know.

Highlights

  • Funny mouse parody design with vintage flair
  • Perfect gift for theme park lovers or nostalgia buffs
  • Printed on Bella+Canvas 3001 high-quality shirts
  • Sizes offered: XS–5X in multiple colors

Product Details

  • 100% combed and ring-spun cotton (Heather colors contain polyester)
  • Fabric weight: 4.2 oz/yd² (142 g/m²)
  • Pre-shrunk fabric
  • Side-seamed construction
  • Shoulder-to-shoulder taping
  • Printed via DTG (designs and mockups may vary slightly)
  • Blank product sourced from Guatemala, Nicaragua, Mexico, Honduras, or the US

Each tee is made especially for you when you order, helping reduce overproduction and waste.
Because it’s made-to-order, we can’t accept returns or exchanges—but if there’s ever an issue, we’ll make it right.

The mouse may be confused, but your style won’t be.