Three Halloween costumes on a white background: vibrant pink outfits inspired by Mean Girls, classic 90s plaid pieces reminiscent of Clueless with knee-high socks, and colorful Disney character elements, accompanied by costume jewelry, wigs, and decorative items, creating a nostalgic and festive atmosphere.

Trio Halloween Costume Ideas That’ll Make Your Squad the Talk of the Party

Trio Halloween Costume Ideas That’ll Make Your Squad the Talk of the Party

I’m gonna be real with you — picking a trio Halloween costume is way harder than it should be. You got three people, three schedules, and three different opinions on what “cool” actually means.

Last year, me and my friends spent two weeks going back and forth on group chat before we finally just showed up as three different versions of a cat because we ran out of time.

Not this year though. This year, I did the research so you don’t have to argue about it until October 30th. Whether you’re going out with your besties, your siblings, or even your coworkers who somehow convinced you to dress up for the office party, I’ve got you covered with trio Halloween costume ideas that actually work. And I’m talking about costumes that people will recognize, that won’t cost you a mortgage payment, and that you can pull off without needing a degree in costume design.

Three female friends in 90s Clueless-inspired outfits, including plaid skirts and structured blazers, standing on a busy urban street corner during golden hour, with sharp natural lighting highlighting their styles and creating soft shadows, evoking a vintage film camera aesthetic.

Why Trio Costumes Hit Different

Okay so here’s the thing about group costumes. When you nail it, you really nail it. There’s something about walking into a party as a complete set that just makes people smile. Plus you’ve got built-in photo ops all night, and honestly? That’s half the reason we dress up anyway.

The problem is most group costume lists online are either super basic or require way too much effort. I wanted to find that sweet spot — costumes that look good, that people actually get, and that won’t have you hot-gluing cardboard at 11pm the night before.

Pop Culture Trios That Everyone Will Recognize

The Clueless Crew: Cher, Tai, and Dionne

If you and your friends have even a little bit of that 90s fashion energy, this one’s perfect. The best part? You probably already own half of what you need. Plaid skirts, knee-high socks, matching blazers — it’s all sitting in your closet or your local thrift store. Grab some 90s-style knee-high socks and you’re basically done. Add a blonde wig for Cher, keep your natural hair for the others, and carry around a flip phone if you really wanna commit. This costume works great because everyone can pick their favorite character based on their actual wardrobe.

Three models styled as Mean Girls characters in a white studio: Regina George in a pink bodycon dress, Gretchen in a pink designer hoodie, and Karen in a soft pink sweater, posed confidently with dramatic side lighting emphasizing fabric textures and shadows.

Mean Girls: Regina, Gretchen, and Karen

On Wednesdays, we wear pink — you know the drill. This is probably one of the easiest recognizable trio costumes out there. Three pink outfits, three different vibes, and boom you’re done. Regina needs that queen bee energy with a tight outfit and confidence. Gretchen can rock a pink hoodie or cardigan. Karen just needs literally anything pink and a confused expression. The beauty of this costume is that it scales up or down depending on how extra you wanna be. You can go full glam or just throw on pink hoodies and call it a day.

Three friends dressed as 90s toy icons—Slinky, Magic 8-Ball, and Polly Pocket—sit in a cozy, vintage living room filled with soft natural light. One friend is wrapped in metallic streamers, another wears all black with white text graphics, and the third is in pastel pink adorned with miniature accessories. The scene captures nostalgic millennial childhood memories with retro styling and a muted color palette.

Friends: Rachel, Monica, and Phoebe

For the squad that’s been friends since forever, this one hits different. Each character has such a distinct style that you can really make it your own. Rachel’s the fashion-forward one, so think tight jeans and a cute top. Monica’s more put-together and classic. Phoebe’s the boho wild card — flowing skirts, funky patterns, and weird accessories. This costume is great because you don’t need to look exactly like the show. People will get it from the vibe alone. Plus if you got a coffee cup prop, that seals the deal.

The Wizard of Oz: Scarecrow, Lion, and Tin Man

Okay this one’s more effort but it’s so worth it. These characters are instantly recognizable and honestly pretty fun to put together. Scarecrow needs a flannel, some straw sticking out of the sleeves, and a floppy hat. Lion can rock an all-brown outfit with some faux fur accessories and face paint. Tin Man is the trickiest — spray-painted cardboard boxes or silver clothing with a funnel hat. This costume works amazing for families too, especially if you got a little one who can be Dorothy. But even without her, people will know exactly who you are.

Three models dressed as Mickey, Minnie, and a Disney fan pose on an urban street corner during golden hour, showcasing a red, black, and white color palette, oversized Mickey ears, and playful polka dot accessories, with soft ambient light enhancing the whimsical theme park fashion details.

Monsters Inc: Mike, Sully, and Boo

If you want something cute and not scary, this is your move. Mike’s the easiest — all green with one giant eye drawn on a shirt or mask. Sully needs blue and purple fur, which you can fake with a blue furry jacket or DIY some fabric. Boo’s just a little pink outfit or pajamas with pigtails. This one’s perfect if one of your trio is a kid or if you just want something that feels more playful than spooky. Plus it’s warm, which matters if you’re trick-or-treating in a cold climate.

Despicable Me: Minions

Real talk — minion costumes are either done really well or they look like you tried for five minutes. If you commit though? It’s hilarious. Yellow shirts, overalls, goggles, and that’s basically it. You can go full body suit or just piece it together from stuff you already own. The goggles are key though, don’t skip those. This costume is super low-effort but high-impact because everyone loves minions. Kids especially will lose their minds when they see you.

Three friends dressed as Inside Out emotions: Joy in bright yellow, Sadness in deep blue, and Anger in vivid red, posed in a minimalist studio with white walls and dramatic lighting, showcasing their distinct personalities through color-blocked outfits and expressive poses in sharp photographic detail.

Hamilton: Angelica, Eliza, and Peggy Schuyler

For the theater kids in your group, this one’s chef’s kiss. Colonial dresses, curled hair, and that sass that only the Schuyler sisters can bring. You can thrift some old bridesmaid dresses and style them to look more historical. Or honestly just wear any long dress in blue, pink, or yellow and people who know will know. This costume’s great because it’s classy, it’s fun, and you get to sing “Work” all night.

Food and Drink Trios That Are Honestly Genius

Food costumes are always a vibe. They’re funny, they’re easy to DIY, and they make for the best photos.

Hot Dog, Ketchup, and Mustard

This one’s stupid simple and that’s why it works. You need three dresses or shirts — one tan (hot dog), one red (ketchup), one yellow (mustard). Add some felt cutouts or fabric paint to label what you are, and you’re good. If you wanna get fancy, the hot

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