Diddy Kong Costume
Swing into action with this classic Nintendo monkey look!
Diddy Kong is Donkey Kong's energetic spider monkey sidekick from the beloved Nintendo video game franchises. Popular for gamers, couples, and group costumes, this look is instantly recognizable by his signature red star shirt and Nintendo cap. Assembling the costume is simple, combining a brown base layer with bright red accessories.
- Difficulty
- Easy
- Time
- ~30 min
- Budget
- $25–65
Try it on
See yourself as Diddy Kong
One clear photo of yourself; we render you in this costume — face untouched, full body, about 20 seconds.
One render, $1. No account needed — if it fails you're not charged. Pricing.
Your photo is sent to Google's Gemini API to make the render and isn't used for training. Renders are AI-generated and labelled.
Want a different costume on this photo, or a whole group in costume? Open the Try-On Studio.
What you need for a Diddy Kong costume
Short on time? Buy it ready-made
Spirit Halloween sells the complete Diddy Kong costume — one box instead of 5 pieces.
Brown jumpsuit or onesie
A solid brown fleece or cotton long-sleeve onesie to serve as the monkey body.
DIY: Wear a matching brown long-sleeve t-shirt and brown sweatpants.
Red star t-shirt
A bright red short-sleeve t-shirt featuring a large yellow five-point star on the chest.
DIY: Cut a five-point star out of yellow felt and fabric-glue or iron it onto a plain red t-shirt.
Red Nintendo cap
A red baseball cap with the white 'Nintendo' logo printed across the front.
DIY: Use a white fabric marker or white felt to write 'Nintendo' on a plain red baseball cap.
Brown monkey tail
A long, flexible brown plush tail that clips onto the back of your pants.
DIY: Stuff a long brown sock with batting or newspaper, insert a bendable wire, and safety-pin it to your waist.
Khaki backpack
A small, simple khaki or tan canvas backpack with dual shoulder straps.
Rather not assemble it? See ready-made Diddy Kong costumes at Spirit Halloween ↗
How to put it together
- 1
Put on the brown onesie or the matching brown shirt and pants base layer.
- 2
Slip the red star t-shirt over the brown top layer.
- 3
Attach the brown monkey tail securely to the back of your waistband.
- 4
Place the red Nintendo baseball cap on your head, adjusting it to fit snugly.
- 5
Strap on the small khaki backpack over your shoulders.
- 6
Complete the look with simple brown sneakers or monkey feet slippers.
Makeup & hair
No complex makeup is needed. If desired, use brown and light tan face paint to create a subtle monkey snout around the mouth and nose.
Diddy Kong for couples, groups, kids & more
- couples
- Pair up with someone dressed as Donkey Kong or Dixie Kong for the ultimate Nintendo duo.
- group
- Join a larger Super Mario group featuring Mario, Luigi, Princess Peach, and Donkey Kong.
- kids
- Use a brown hooded sweatshirt, attach felt monkey ears to the hood, and place the red cap over it.
- Plus size
- A loose-fitting brown fleece onesie provides a comfortable, stretchy base for all body types.
- pet
- Dress your pet in a small red t-shirt with a yellow star and a tiny red doll cap.
Tips
- Fill your khaki backpack with real or foam bananas to use as fun props for photos.
- Opt for a lightweight brown base layer if you plan to wear this costume indoors or at a crowded convention to avoid overheating.
- If you cannot find a pre-made star shirt, a simple yellow felt cutout attached with double-sided tape works perfectly for a temporary look.
Diddy Kong costume FAQ
- What kind of shirt does Diddy Kong wear?
- Diddy Kong wears a bright red short-sleeve shirt or tank top featuring a single yellow five-point star on the front.
- Is Diddy Kong a monkey or a gorilla?
- Diddy Kong is a spider monkey, which is why his design includes a long tail, unlike his gorilla partner Donkey Kong.
- How do I make a DIY Diddy Kong cap?
- Take a plain red baseball cap and use a white fabric marker, fabric paint, or iron-on white vinyl letters to spell out 'Nintendo' on the front.
Did you know? Diddy Kong first appeared in the 1994 Super Nintendo game Donkey Kong Country, where he was created as a redesigned, modern partner for Donkey Kong.