If you’ve waited until the very last minute to find a costume for Halloween, you’re in luck.
We rounded up 21 looks that you can put together in minutes, with clothes you already have in your closet.
From celebrities to iconic movie characters, check them out below.
If you’re really pressed for time, turn yourself into a makeup tutorial this year.
All you have to do is contour your face without blending it out, throw on some concealer, and accessorize with a makeup sponge or brush. The best part? You can wear anything you want.
Recreate one of Damian's funniest scenes in "Mean Girls."
Just throw on a blue hoodie; sunglasses; and a sign that says, "She doesn't even go here!"
See more from Ariel Ray Hamilton on YouTube and Instagram.
For the ultimate throwback costume, dress up as denim-clad Britney Spears and Justin Timberlake.
This one's pretty straightforward and great for couples, too. Just wear anything you have in your closet that's made of or looks like denim.
If you have a lot of pink clothing, go as Elle Woods from "Legally Blonde."
Just throw on an all-pink ensemble and maybe some pink sunglasses or pink accessories to match.
Or throw it back to the '90s and dress up as Cher Horowitz from "Clueless."
All you need is a black blazer or jacket, white top, plaid skirt, white knee-high socks, and lots of shopping bags.
Go as Sandy from "Grease."
Arguably one of the most recognizable movie outfits of all time, Sandy's edgy, all-black ensemble at the end of "Grease" is easy to recreate. Just throw on black skinny jeans or leggings, a black off-the-shoulder top, a black leather jacket, and red lipstick.
Throw on some mime makeup this year.
Put on a black-and-white striped shirt or dress, bright red lipstick, white gloves, and mime makeup.
Throw on some scarecrow makeup and get on with your day.
This costume will work best if you have a plaid shirt, overalls, and cowboy boots. But you can also just draw some seams and patches on your face, and head out the door in whatever you want to wear.
See more from Jessica Lyn on Instagram.
Transform into Tom Cruise's character, Joel Goodsen, in "Risky Business."
To recreate this look from the famous "Risky Business" dance scene, throw on a long white button-up, shorts, tube socks, and sunglasses.
If you have a white button-up, you can also dress up as Holly Golightly from "Breakfast at Tiffany's."
This chic look from "Breakfast at Tiffany's" will keep you comfortable all night long. To complete the outfit, add a sleeping mask, some dangly earrings, and lots of mascara (or false lashes).
Go as Baby Houseman and Johnny Castle from "Dirty Dancing."
To recreate this iconic movie look, you and your partner will need a pale pink dress, a black T-shirt, black jeans, and black shoes.
Recreate Angelina Jolie's iconic red carpet look at the 2012 Oscars.
All you have to do is throw on a black dress and stick your leg out very, very, very far away from your body - especially when you're taking photos.
Go as an Olympic athlete this year.
Just choose a sport, don the appropriate athletic gear, and draw on a tattoo of the Olympic rings. You can even create a silver medal using aluminum foil.
Turn yourself into the next Bachelor or Bachelorette.
If you want to turn some heads this year, turn yourself into a contestant from ABC's "Bachelor" series. Just throw on a beautiful gown or a fancy suit and add a rose.
Ditch your pants and become a trendy celebrity.
The "no pants" trend is everywhere lately, and, luckily, the look is easy to achieve.
Just throw on an oversized blazer, jacket, or sweatshirt, and head out the door. If you want to create a pantless illusion, you can also opt for a pair of bike shorts.
Or throw on a fancy hat and go as a member of the British royal family.
If you need some inspiration, check out this list of the wildest hats guests wore to Prince Harry and Meghan Markle's wedding in May.
Create a Coachella costume in minutes.
This one's especially easy if you've ever been to a music festival. Check out these over-the-top celebrity looks to get the ball rolling.
If you wear a lot of black, repurpose your wardrobe into a Catwoman costume.
To dress up as the comic book icon, throw on a tight black top, tight black bottoms, black shoes, and black gloves (if you have them). You can also draw on a mask with makeup.
Terrify friends and strangers alike in a clown costume.
You can quickly use makeup to distort and exaggerate your features. All you really need is white eyeliner or face paint, red lipstick, and black eyeliner.
Go as a cactus — it takes less time than you'd think.
Instead of making this cute DIY costume with white yarn and hot glue, you can just attach white clothespins to a green dress, top, or sweater. It'll save you a ton of time and still look adorable.
See the complete tutorial on Studio DIY.
Transform into cultural icon Rosie the Riveter this year.
You'll need a red bandana, a blue top, and some red lipstick.
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