Lady Gaga's red lace jumpsuit is a perfect costume if you're going the sexier route. Just don't poke anyone in the head with your headdress.
Why not just go full-blown 2001 Britney Spears with an emerald green bikini and live cobra? If you're more ophidiophobic (terrified of snakes) than young Britney, you can always pick up a slinky Beanie Baby version of the real thing.
We can almost assure you everyone at the party will A) Know who you're dressed as, and B) Refuse to speak to you with that bat in your hand. But hey, take a cue from Bey and make those lemons into lemonade.
Probably still one of the most iconic costumes for a group of five. The easiest part is looking like the Spice Girls -- the most difficult is deciding which of your multiple blonde friends gets to be Baby Spice.
We know you've got this from a SoulCycle class. So just grab a pink tank, a pair of bike shorts and watch this tutorial to create an enviable high pony and you're all set! Except for the bike part...
For those of us ballin' on a budget, try this Madonna outfit for the perfect excuse to wear just about everything in your closet. And for the makeup? Check out this tutorial.
"We're the three best friends that anyone could ever have." -TLC
Are you a cool girl with two awkward boy best friends? Katy Perry with Left (and right) Shark is perfect for you.
Remember when Rihanna made umbrellas chic (and then debuted a collection of umbrellas at Macy's)?
Might be a bit more difficult for those of us wanting to be mobile on Halloween, but if you're truly dedicated to the cause, this Miley one is totally for you.
Obviously your friends won't have a problem finding you....though you might have quite the time trying to clearly see them.