What are some easy DIY best friend costume ideas?

Classic DIY duos include 'Peanut Butter and Jelly' (using brown and purple t-shirts with painted toast designs), 'Salt and Pepper' (black and white shirts with felt 'S' and 'P' letters), or 'Social Media Apps' using printed logos on plain tees.

How do we coordinate if we have different personal styles?

Choose a broad theme (like 'Angels and Devils' or 'Sun and Moon') that allows each person to style their individual outfit according to their comfort level while keeping the colors and symbols unified.

What are some iconic pop culture duo costumes?

Popular pop culture pairings include Cher and Dionne from Clueless, Mario and Luigi, Scooby and Shaggy, SpongeBob and Patrick, or Elphaba and Glinda.

AI-generated example

Best Friend Costumes

Double the fun with perfectly coordinated duo looks for you and your BFF.

Dressing up with your best friend is one of the most popular ways to celebrate Halloween, showing off your shared humor or favorite pop culture dynamic. Whether you want to go as an iconic TV duo, a classic food pairing, or a funny DIY concept, coordinating your outfits makes a huge impact. This guide helps you plan, budget, and assemble the perfect matching look for any pair.

Difficulty: Easy
Time: ~45 min
Budget: $20–80

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See yourself as Best Friend Costumes

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Best Friend Costumes costume — Example look · AI-generated

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Result

40 Best Friend costume ideas

Ranked by how many people are searching for them this season. Open any one for the full guide and to try it on.

What you need for a Best Friend Costumes costume

Coordinated base clothing
Matching t-shirts, hoodies, or dresses in complementary colors that establish your duo theme.
DIY: Use fabric markers or iron-on transfers on plain white t-shirts to write your duo names.
Amazon
Themed headbands or hats
Matching headwear, such as animal ears, chef hats, or colored beanies, to instantly signal your characters.
DIY: Glue felt shapes or cardboard cutouts onto plain plastic headbands.
Amazon
Identical or inverted accessories
Matching sunglasses, socks, or bags that tie the two individual outfits together visually.
DIY: Wear matching colored sneakers or tie matching bandanas around your wrists.
Amazon
Custom name tags or labels
Large, readable badges or iron-on patches that clearly state who you are (e.g., 'Thing 1' and 'Thing 2').
DIY: Draw your labels on sturdy cardstock, laminate them with packing tape, and safety pin them to your shirts.
Amazon

How to put it together

1
Agree on a theme with your best friend, choosing between pop culture duos, food pairings, or funny concepts.
2
Select a cohesive color palette so that your outfits look intentionally paired even from a distance.
3
Acquire matching base garments, such as identical t-shirts in different colors or inverted color schemes.
4
Add key character props or headwear that clearly define the specific duo you are portraying.
5
Apply matching or complementary makeup, such as glitter, face paint, or identical lipstick shades.
6
Take a test photo together to ensure the costumes look balanced and recognizable side-by-side.

Makeup & hair

Keep your hair and makeup coordinated by choosing a unified style, such as matching high ponytails, glittery eyeshadow, or complementary face paint that completes the duo theme.

Tips

Choose a theme where both costumes are equally comfortable so neither friend feels left out or restricted.
If one friend has to leave early, make sure each costume can still stand alone and make sense individually.
Plan your poses ahead of time for photos to showcase how the two costumes interact or fit together.
Keep it budget-friendly by using solid-color basics you already own and focusing on matching DIY accessories.

Best Friend Costumes costume FAQ

What are some easy DIY best friend costume ideas?: Classic DIY duos include 'Peanut Butter and Jelly' (using brown and purple t-shirts with painted toast designs), 'Salt and Pepper' (black and white shirts with felt 'S' and 'P' letters), or 'Social Media Apps' using printed logos on plain tees.
How do we coordinate if we have different personal styles?: Choose a broad theme (like 'Angels and Devils' or 'Sun and Moon') that allows each person to style their individual outfit according to their comfort level while keeping the colors and symbols unified.
What are some iconic pop culture duo costumes?: Popular pop culture pairings include Cher and Dionne from Clueless, Mario and Luigi, Scooby and Shaggy, SpongeBob and Patrick, or Elphaba and Glinda.

Did you know? The concept of matching 'best friend' costumes exploded in popularity with the rise of social media photo sharing, turning simple DIY pairings into viral annual trends.