Last updated: July 18, 2026· By Seckin Peker

Halloween Costume Guide

Dee Dee Twins Halloween Costume Guide

Harley Quinn’s granddaughters, raised to stay out of the family business.
Badass Women Twin
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Quick Answer: The Dee Dee Twins costume is a matching red-and-white outfit with orange wigs and white clown-style face paint.
  • Orange Short Bob Wig (essential)
  • White Body Paint (essential)
  • Women’s Red Crop Top
  • White Bootie Shorts

The Dee Dee Twins are Harley Quinn’s granddaughters, raised to stay away from her old life, who join the Joker’s namesake gang anyway. The matching orange wigs and white clown makeup are what actually make this recognizable, and the whole thing works best done as an actual pair rather than solo. Both twins, Delia and Deidre Dennis, are voiced by Melissa Joan Hart in Batman Beyond: Return of the Joker (Wikipedia), and they’re minor characters even within that show’s own fan base.

Items Total8 Items
DifficultyMedium
VibeMatching Clown Duo
Cost$80-$200 (per person)

Dee Dee Twins Halloween Costume Items

Dee Dee Twins from Batman Beyond Halloween costume showing red crop top, white shorts, orange wig, and clown face paint

Dee Dee Twins Costume Items

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Dee Dee Twins Batman Beyond
  • 1Women’s Red Crop TopPlain red tube top or crop top, identical for both twins.
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  • 2White Bootie ShortsPlain white, matching for both twins.
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  • 3White Skinny BeltA small detail worn at the waist, easy to skip if you’d rather simplify.
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  • 4Orange Short Bob Wig (essential)Bright orange, blunt bob cut, identical on both twins. This is one of the two details that actually sells the reference, without matching wigs the costume just looks like two separate red-and-white outfits.
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  • 5White Newsboy HatWorn slightly tilted, matching for both twins.
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  • 6Red Go Go BootsKnee-high, glossy red, matching for both twins.
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  • 7White Body Paint (essential)Full white face, clown-style. This is the other detail that actually makes the reference land, without it the twins just look like a red-and-white matching outfit rather than Jokerz gang members.
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  • 8Neon UV Body Paint RedUsed for cheek and lip accents over the white base. Test on skin first, some UV formulas cause irritation.
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Dee Dee Twins from Batman Beyond in matching Jokerz costumes with red tube tops and white shorts

How to Style the Dee Dee Twins Halloween Costume

The wigs and face paint are what actually make this readable, and neither piece works alone, this costume genuinely needs two people committed to matching each other exactly. Keep every detail identical between the two of you, mismatched shorts or slightly different makeup breaks the whole “twin” gimmick that the reference depends on. At a party, if only one of you commits fully to the makeup, the other person just looks like they’re wearing a red-and-white outfit for no reason.

The twins move and fight in sync, drawing on gymnastics and acrobatics more than brute force, and that coordinated physicality is a big part of what makes them memorable in the show. Playing them well is less about individual personality and more about moving and posing as a matched pair.

White face paint transfers onto everything it touches

At a crowded party, expect it to end up on drinks, other people’s clothes, and your own collar. Set it with translucent powder and keep touch-up wipes handy.

This costume falls apart without a second person

Doing it solo just reads as a vague clown-adjacent look. Only commit to this one if you actually have a twin, sibling, or friend willing to match you exactly.

Dee Dee Twins Group Halloween Costume Ideas

Duo Idea

Dee Dee Twins & Harley Quinn

Excellent pairing with real family history, since the twins are literally Harley’s granddaughters and inherited her look and fighting style despite her efforts to keep them out of that life. It’s a strong three-generation joke if you can find someone to play classic Harley alongside the pair.

Dee Dee Twins Harley Quinn

Group Idea: Jokerz Gang

Dee Dee Twins & the Jokerz

Strong group for fans of Batman Beyond specifically, the gang has a distinct enough visual identity that a full group reads well together. Outside that fan base, expect to explain who everyone is.

Dee Dee Twins Jokerz Gang Member

Duo Idea

Dee Dee Twins & Terry McGinnis

Might work, but this only lands with a crowd that specifically knows Batman Beyond as its own show rather than general Batman lore. It’s a real hero-versus-gang dynamic, just a niche one.

Dee Dee Twins Terry McGinnis

Group Idea: Batman Beyond Villains

Dee Dee Twins, the Joker & Ace

Might work, but this pulls from across different corners of Batman Beyond’s villain roster rather than one clean team, so it needs a group willing to explain the connections. It reads best to viewers who know the show well beyond just the movie.

Dee Dee Twins Joker Ace
Dee Dee Twins from Batman Beyond dressed as Jokerz in matching newsboy caps, red tube tops, white shorts, and red boots

Dee Dee Twins Halloween Costume DIY Tips

Building the Look

The wigs and face paint are worth buying, in matching pairs. The rest is common or cheap.

  • Wigs: buy two identical ones, mismatched shades ruin the twin effect.
  • Face paint: buy enough for two people, plan time to help each other apply it evenly.
  • Crop top, shorts, belt: thrift stores or basic retailers usually carry matching pairs cheaply.
  • Boots: check both of your closets first, or buy matching pairs together.

Playing the Dee Dee Twins at the Party

The twins move and react in sync, playful and a little unsettling because of how coordinated they are.

  • Mirror each other’s poses and gestures rather than acting as two separate people.
  • Finish each other’s sentences when talking to someone, it’s a quick, easy bit that reads instantly.
  • Skip individual personality quirks. The whole point is that you’re identical, not distinct.

Dee Dee Twins Halloween Costume: FAQ

Wear a red crop top with white bootie shorts and a white skinny belt, add an orange bob wig and a white newsboy hat, then finish with white face paint, red makeup accents, and red go-go boots. Doing this as a matching duo with someone else is what actually sells the reference.

Very niche. Batman Beyond has a dedicated cult following, but the Dee Dee Twins are minor antagonists even within that show, not main cast. This one is really only for people who know Batman Beyond specifically and want a twin or duo costume with a real story behind it.

There’s no single widely quoted line from either twin. Their appeal comes more from their acrobatic fighting style and matching visual gimmick than from any specific piece of dialogue.

Both Dee Dee twins, Delia and Deidre Dennis, are voiced by Melissa Joan Hart in Batman Beyond: Return of the Joker.

They’re the granddaughters of Harley Quinn, who raised them after retiring from villainy. Despite her efforts to keep them out of that life, both twins inherited her acrobatic skills and her fascination with the Joker, and joined the Jokerz gang while still in their early teens.

Who is the Dee Dee Twins’ grandmother in Batman Beyond?

What gang do the Dee Dee Twins belong to?