What is Belly's style in The Summer I Turned Pretty?

Belly's style blends casual coastal prep—like denim shorts, striped tees, and oversized sweatshirts—with romantic, feminine pieces like floral sundresses and her white debutante gown.

How do I make a DIY Cousins Beach shirt?

Buy a plain light blue or white t-shirt and use navy blue fabric paint or iron-on letters to spell out 'Cousins Beach' or 'Team Conrad'.

What accessories do I need for a Belly Conklin costume?

You need a dainty silver necklace (ideally with a pearl or shell pendant), a white wrist corsage for her formal look, or a simple canvas tote bag for her beach look.

AI-generated example

The Summer I Turned Pretty Costume

Channel Cousins Beach charm with Belly's iconic debutante or casual summer style.

Recreate the coastal romance of Cousins Beach with a costume inspired by Belly Conklin from The Summer I Turned Pretty. Perfect for fans of the hit show, this look captures Belly's transition from casual teen to elegant debutante. You can choose her breathtaking white debutante ball gown or go for her signature casual summer style.

Difficulty: Easy
Time: ~30 min
Budget: $35–120

See yourself as The Summer I Turned Pretty →What you need Buy the The Summer I Turned Pretty costume

Try it on

See yourself as The Summer I Turned Pretty

One clear photo of yourself; we render you in this costume — face untouched, full body, about 20 seconds.

Choose or drop a photo of yourselfJPG · PNG · HEIC

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.

The Summer I Turned Pretty costume — Example look · AI-generated

You as The Summer I Turned Pretty

Result

What you need for a The Summer I Turned Pretty costume

Short on time? Buy it ready-made

Spirit Halloween sells the complete The Summer I Turned Pretty costume — one box instead of 5 pieces.

Shop The Summer I Turned Pretty at Spirit ↗

White Debutante Dress
A strapless or sweetheart neckline floor-length white gown made of tulle or satin with an A-line silhouette.
DIY: Use a white maxi sundress or a simple white bridesmaid dress.
Amazon
Dainty Silver Necklace
A delicate silver chain featuring a small pearl or simple floral pendant.
DIY: Use any simple silver chain necklace you already own.
Amazon
White Wrist Corsage
A classic wrist corsage featuring white roses or baby's breath with a white ribbon.
DIY: Secure a faux white flower to a white elastic hair tie or ribbon.
Amazon
White Dress Shoes
Simple and elegant white low block heels or flat dress sandals.
DIY: Wear comfortable white flats or clean white sneakers for a casual twist.
Amazon
Cousins Beach Sweatshirt
A light blue crewneck sweatshirt printed with 'Cousins Beach' for her signature casual look.
DIY: Use navy blue fabric markers to write 'Cousins Beach' on a plain light blue crewneck.
Amazon

Rather not assemble it? See ready-made The Summer I Turned Pretty costumes at Spirit Halloween ↗

How to put it together

1
Put on the white strapless or sweetheart neckline maxi dress, ensuring a secure and comfortable fit.
2
Style your hair into soft, elegant beachy waves, pinning the front sections back into a romantic half-up look.
3
Fasten the dainty silver pearl necklace around your neck.
4
Slip the white rose corsage onto your left wrist.
5
Put on the white dress shoes or low block heels.
6
Carry the 'Cousins Beach' sweatshirt over your arm or keep it handy for a quick casual outfit change.

Makeup & hair

Keep makeup fresh, dewy, and natural with a light pink lip gloss, a touch of peach blush, and simple mascara. Style hair in loose, soft beach waves, either fully down or in a romantic half-up, half-down style.

The Summer I Turned Pretty for couples, groups, kids & more

couples: Pair up with Conrad in a classic black tuxedo, or Jeremiah in a white dinner jacket.
group: Gather friends to dress as Belly, Taylor, Conrad, and Jeremiah for the ultimate Cousins Beach crew.
kids: A simple white sundress paired with a flower crown or wrist corsage makes a sweet, youthful version.
Plus size: Look for an A-line white maxi dress with an empire waist or corset back for an adjustable, comfortable fit.
pet: Dress your pet in a light blue bandana printed with 'Cousins Beach'.

Tips

If wearing the debutante dress, bring a light blue hoodie or denim jacket to stay warm and reference Belly's casual style.
Opt for comfortable block heels or white sneakers if you plan to walk or dance a lot.
Take photos near water, a beach, or a wooden dock to capture the coastal aesthetic of the show.

The Summer I Turned Pretty costume FAQ

What is Belly's style in The Summer I Turned Pretty?: Belly's style blends casual coastal prep—like denim shorts, striped tees, and oversized sweatshirts—with romantic, feminine pieces like floral sundresses and her white debutante gown.
How do I make a DIY Cousins Beach shirt?: Buy a plain light blue or white t-shirt and use navy blue fabric paint or iron-on letters to spell out 'Cousins Beach' or 'Team Conrad'.
What accessories do I need for a Belly Conklin costume?: You need a dainty silver necklace (ideally with a pearl or shell pendant), a white wrist corsage for her formal look, or a simple canvas tote bag for her beach look.

Did you know? The debutante ball scene in Season 1 features a gorgeous white gown that took costume designers weeks to select to perfectly capture Belly's coming-of-age moment.