• Marcus the Worm Personalized Gift Mug, Marcus The Worm Merch, Funny Meme Brain Rot Shirt, Marcus I'm Mildly Irritated, Brain Rot Mug, marcus image 1
  • Marcus the Worm Personalized Gift Mug, Marcus The Worm Merch, Funny Meme Brain Rot Shirt, Marcus I'm Mildly Irritated, Brain Rot Mug, marcus image 2
  • Marcus the Worm Personalized Gift Mug, Marcus The Worm Merch, Funny Meme Brain Rot Shirt, Marcus I'm Mildly Irritated, Brain Rot Mug, marcus image 3
  • Marcus the Worm Personalized Gift Mug, Marcus The Worm Merch, Funny Meme Brain Rot Shirt, Marcus I'm Mildly Irritated, Brain Rot Mug, marcus image 4
  • Marcus the Worm Personalized Gift Mug, Marcus The Worm Merch, Funny Meme Brain Rot Shirt, Marcus I'm Mildly Irritated, Brain Rot Mug, marcus image 5
  • Marcus the Worm Personalized Gift Mug, Marcus The Worm Merch, Funny Meme Brain Rot Shirt, Marcus I'm Mildly Irritated, Brain Rot Mug, marcus image 6
  • Marcus the Worm Personalized Gift Mug, Marcus The Worm Merch, Funny Meme Brain Rot Shirt, Marcus I'm Mildly Irritated, Brain Rot Mug, marcus image 7
  • Marcus the Worm Personalized Gift Mug, Marcus The Worm Merch, Funny Meme Brain Rot Shirt, Marcus I'm Mildly Irritated, Brain Rot Mug, marcus image 8
  • May include: Two white accent coffee mugs with black handles and interior. One mug is 3.78 inches tall and holds 11 oz. The other mug is 4.76 inches tall and holds 15 oz. The image shows the diameter and available colors.
  • May include: Two white ceramic mugs with C-handles are displayed. The 11 oz mug is 3.15 inches wide and 3.74 inches tall. The 15 oz mug is 3.43 inches wide and 4.61 inches tall. The mugs are microwave and dishwasher safe.
  • May include: A collage of customer reviews for various products. The reviews include text and images of a light blue sweatshirt with "MOM" on it, a white tote bag with a "TEACHER" design, and a tote bag with heart designs. The reviews are positive.
  • May include: Cream-colored graphic with the text "Satisfaction Guarantee" and a five-star rating. The text promises quality service, replacements or refunds for damaged products within 7 days, and chat support. The brand name "kimary" is at the bottom.
  • May include: Cream-colored graphic with the brand name "kimary" in a script font, a constellation, and a red heart. The text reads "CAN'T DECIDE JUST YET? Favorite this and come back later."
  • Marcus the Worm Personalized Gift Mug, Marcus The Worm Merch, Funny Meme Brain Rot Shirt, Marcus I'm Mildly Irritated, Brain Rot Mug, marcus image 1
  • Product video
  • Marcus the Worm Personalized Gift Mug, Marcus The Worm Merch, Funny Meme Brain Rot Shirt, Marcus I'm Mildly Irritated, Brain Rot Mug, marcus image 2
  • Marcus the Worm Personalized Gift Mug, Marcus The Worm Merch, Funny Meme Brain Rot Shirt, Marcus I'm Mildly Irritated, Brain Rot Mug, marcus image 3
  • Marcus the Worm Personalized Gift Mug, Marcus The Worm Merch, Funny Meme Brain Rot Shirt, Marcus I'm Mildly Irritated, Brain Rot Mug, marcus image 4
  • Marcus the Worm Personalized Gift Mug, Marcus The Worm Merch, Funny Meme Brain Rot Shirt, Marcus I'm Mildly Irritated, Brain Rot Mug, marcus image 5
  • Marcus the Worm Personalized Gift Mug, Marcus The Worm Merch, Funny Meme Brain Rot Shirt, Marcus I'm Mildly Irritated, Brain Rot Mug, marcus image 6
  • Marcus the Worm Personalized Gift Mug, Marcus The Worm Merch, Funny Meme Brain Rot Shirt, Marcus I'm Mildly Irritated, Brain Rot Mug, marcus image 7
  • Marcus the Worm Personalized Gift Mug, Marcus The Worm Merch, Funny Meme Brain Rot Shirt, Marcus I'm Mildly Irritated, Brain Rot Mug, marcus image 8
  • May include: Two white accent coffee mugs with black handles and interior. One mug is 3.78 inches tall and holds 11 oz. The other mug is 4.76 inches tall and holds 15 oz. The image shows the diameter and available colors.
  • May include: Two white ceramic mugs with C-handles are displayed. The 11 oz mug is 3.15 inches wide and 3.74 inches tall. The 15 oz mug is 3.43 inches wide and 4.61 inches tall. The mugs are microwave and dishwasher safe.
  • May include: A collage of customer reviews for various products. The reviews include text and images of a light blue sweatshirt with "MOM" on it, a white tote bag with a "TEACHER" design, and a tote bag with heart designs. The reviews are positive.
  • May include: Cream-colored graphic with the text "Satisfaction Guarantee" and a five-star rating. The text promises quality service, replacements or refunds for damaged products within 7 days, and chat support. The brand name "kimary" is at the bottom.
  • May include: Cream-colored graphic with the brand name "kimary" in a script font, a constellation, and a red heart. The text reads "CAN'T DECIDE JUST YET? Favorite this and come back later."
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Marcus the Worm Personalized Gift Mug, Marcus The Worm Merch, Funny Meme Brain Rot Shirt, Marcus I'm Mildly Irritated, Brain Rot Mug, marcus

carmen iserte

Made by carmen

Owner of ByKimary

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What to know

Materials

Ceramic

Made to Order

Yes

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PLEASE READ THE ORDER INSTRUCTIONS BEFORE PURCHASING

Hey there, meme lover! 🐛☕
If you've been searching for the perfect way to enjoy your morning coffee, tea, or hot chocolate while embracing your love for Marcus the Worm, look no further. Our Marcus the Worm Personalized Gift Mug is hilarious, quirky, and fully ready to join your daily routine.

This mug also pairs perfectly with Marcus The Worm Merch, or as a gift for fans of Funny Meme Brain Rot Shirt designs and classic Marcus humor like Marcus I'm Mildly Irritated and Where Is Jumbo James.

🐛 PERSONALIZATION

Make it uniquely yours!

Add your name or a short message in the “Add your personalization” box.

Perfect for Marcus the Worm fans, meme collectors, or anyone who appreciates absurd humor.

Your Marcus the Worm Mug can be a one-of-a-kind gift or a personal collector's item.

☕ ORDER INSTRUCTIONS

✔ Select your preferred size (11oz or 15oz).
✔ Choose your color option (classic white, black, or custom if available).
✔ Select quantity — one for you or a few for your meme-loving friends.
✔ Click “Add to Cart,” then “Checkout.”
✔ Your Marcus the Worm Personalized Gift Mug will go into production and ship in 1–4 business days.

📦 All mugs are made and shipped from the USA with care.

🔁 RETURNS & EXCHANGES

· If your Funny Meme Brain Rot Mug arrives damaged or misprinted, we'll replace it or issue a full refund.
· We do not accept returns for preference, as all mugs are custom printed.
· Questions? Message us anytime — we respond quickly!

🧵 PRODUCT SPECIFICATIONS

✅ ABOUT OUR MARCUS THE WORM MUG

Enjoy your favorite beverage with your favorite worm!

Material: High-quality ceramic

Sizes: 11oz or 15oz

Print: Vivid full-color, durable design — won’t peel or fade

Dishwasher & Microwave Safe: Top-rack dishwasher recommended

Design: Printed on both sides for left- and right-handed use

Eco-Friendly: Low-impact, safe dyes

Perfect for:

Meme lovers and collectors 😂

Fans of Marcus The Worm Merch

Gifting to friends who get the inside jokes: Marcus I'm Mildly Irritated or Where Is Jumbo James

💌 WHY YOU’LL LOVE IT

✔ Hilarious and quirky — a conversation starter at home or the office
✔ Durable, dishwasher and microwave safe ceramic
✔ Perfect Marcus the Worm Personalized Gift Mug for fans or meme enthusiasts
✔ Pairs well with Funny Meme Brain Rot Shirt merch

Thank you for supporting our small businesses, Bykimary! 🤍
Every Marcus the Worm Mug is made with humor, love, and a healthy dose of meme energy. 🐛☕

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What buyers say

Summarized by AI from all item reviews

5.0 (9)
Love it Perfect gift
View all item reviews

NowPrice:$16.79+

Original Price: $33.60+

50% off

•

Sale ends in 14:10:54

Shipping & return policies

  • Order today to get by Aug 14-19
  • Returns & exchanges accepted within 7 days.
  • Ships from: Beltsville, MD
  • Cost to ship: $7.22
  • Deliver to United States, 43215

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Star Seller

This seller consistently earned 5-star reviews, shipped on time, and replied quickly to any messages they received.

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Reviews for this item

5.0

We calculate this number using a recency-weighted average of all ratings, with a rating's value decreasing by half each year to best reflect the current experience.

(9 reviews)

5.0 Item quality
4.8 Shipping
5.0 Customer service
100% Buyers recommend

What buyers say

Summarized by AI from all item reviews

Love it Perfect gift

Filter by category
5 out of 5 stars 5

Thomas Feb 19, 2026

I have a small collections of mugs and this one is one of my favorites I think.

Thomas Feb 19, 2026

Response from carmen iserte

I'm so happy my mug is part of your collection. Enjoy it! ❤️

5 out of 5 stars 5

Herman Feb 3, 2026

Shipped on time and looks just like in the pics. My wife was very happy with it

Herman Feb 3, 2026

Response from carmen iserte

Thank you so much! I'm glad that your wife liked it!🥰

5 out of 5 stars 5

Rylie Jan 24, 2026

I turned out great! It was a fun gift!

Rylie Jan 24, 2026

Response from carmen iserte

Thank you so much! I'm glad that you liked it!🥰

5 out of 5 stars 5

Alex Dec 30, 2025

Got this as a gift for my dad for Christmas, and it looked great! And we all had a good laugh 😆😁

Alex Dec 30, 2025

Response from carmen iserte

I'm glad that your dad and your family liked it! Enjoy it and Happy New Year!✨️🎄❤️

Photos from reviews

Meet your seller

ByKimary
carmen iserte
ByKimary ·

Newark, New Jersey

We calculate this number using a recency-weighted average of all ratings, with a rating's value decreasing by half each year to best reflect the current experience. 5.0
·
177 sales
·
2 years on Etsy

Usually responds in 24 hours

Smooth shipping Has a history of shipping on time with tracking.

Speedy replies Has a history of replying to messages quickly.

Rave reviews Average review rating is 4.8 or higher.

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