National Grouch Day

Origins | Icon | Trivia | Celebrate | Grouch Style |

Sesame Street Oscar the Grouch Everyone Feels Grouchy Sometimes

Every October 15, we embrace our inner grump with National Grouch Day, a holiday created in honor of everyone’s favorite trash can-dwelling curmudgeon—Oscar the Grouch from Sesame Street. Whether you’re a lifelong fan or just love a good excuse to be delightfully cranky, this day is the perfect time to celebrate all things grouchy. And what better way to do it than with officially licensed Sesame Street merch that you can personalize featuring Oscar himself—complete with customization for party themes, gifts, apparel, and more.

National Grouch Day Origins

Sesame Street Oscar the Grouch official photo

According to Sesame Street lore, National Grouch Day was created to give Grouches everywhere a day to “celebrate their way—by frowning, complaining, and being wonderfully miserable.” While the holiday is lighthearted and unofficial, fans quickly embraced it as a reason to revel in grumpiness and pay tribute to one of the most iconic characters in children’s television history.

Oscar the Grouch: A Trash Can Icon

Launched in 1969 when Sesame Street first aired on PBS, Oscar the Grouch was created to teach kids about diversity and understanding differences—even if those differences come in the form of a green (originally orange!) grumpy monster who loves garbage.

Sesame Street Oscar the Grouch Not Today T Shirt
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Sesame Street Oscar the Grouch Scram Doormat fb insta
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Oscar the Grouch Monster Treasure Badge Postcard
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Behind the Grouch: Who Played Oscar?

  • Puppeteer: Caroll Spinney, who also performed Big Bird, brought Oscar to life from 1969 until 2018.
  • Voice Actor (Current): Eric Jacobson took over vocal duties after Spinney’s retirement.
  • Oscar was originally orange in the first season, but the production team later changed his color to green, saying he had gone on vacation to a swamp and came back moldy—classic Oscar.

Fun Oscar the Grouch Trivia You Didn’t Know

Oscar and Grundgetta with Slimey (the worm)
Oscar and Grundgetta with Slimey
  • Oscar’s trash can is bigger on the inside—canonically, it contains a swimming pool, an ice rink, and even a bowling alley.
  • Oscar’s girlfriend and best friend is named Grundgetta. She is described as “one of the grouchiest Grouches around”. Her attitude perfectly mirrors Oscar’s temperament and share a profound irritation for anything happy, sappy, and nice.
  • Oscar’s favorite hobbies include collecting trash, ruining parades, and singing about how much he loves garbage.
  • His signature song is “I Love Trash,” which first aired in 1970 and became an instant classic.
  • In early development, the character was inspired by a particularly rude New York City restaurant waiter, according to the creators.

Celebrate National Grouch Day with Custom Oscar Gear

If Oscar had his way, he’d say, “Go away.” But we say lean into the grouchiness with style. On Zazzle, you’ll find officially licensed Sesame Street products featuring Oscar the Grouch that you can personalize for:

  • Birthday parties with a Grouch theme 🥳
  • Gifts for the lovable crank in your life
  • Custom t-shirts, mugs, stickers, and tote bags perfect for anyone who identifies as “Eternally Grouchy”
  • Party banners and invitations that let guests know they’re invited… but you’re not exactly thrilled about it 😉
Sesame Street Oscar the Grouch Confetti Birthday Invitation
Sesame Street Oscar Birthday Chalkboard Wrapping Paper
Vintage O is for Oscar Add Your Name T Shirt
Oscar the Grouch Number 1 Gel Mouse Pad

(Clicking any Oscar design will take you directly to customizable merch so you can add names, dates, or your own grumpy slogan.)

Why We Love a Good Grouch 🧡

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Oscar represents something beautifully real: it’s okay to be grumpy sometimes. He reminds us that not everyone has to be cheerful to be loved—and that even a grouch has a heart (buried somewhere deep beneath banana peels and tin cans).

So this National Grouch Day, embrace your inner Oscar:

  • Complain loudly (and proudly)
  • Slam a lid dramatically (or just close your laptop with flair)
  • And treat yourself (or someone equally grouchy) to a personalized Sesame Street Oscar gift.

Final Thought—Oscar Would Hate This Post, Which Means It’s Perfect

He might grumble, but we know Oscar secretly loves the attention. So scroll, click, customize, and celebrate the world’s most beloved trash enthusiast in true grouch style.

Check out our other National Day Posts for more fun ways to celebrate every day!