As a group who makes their living showing off or coming up with great outfits, it's no wonder the style crowd delivers some killer Halloween [1] costumes. Like all good models and insiders [2], they commit to a look — giving us monster realness one minute, a cheeky couples' costume the next. Suffice it to say, if you're seeking costume inspiration, this is a perfect place to start. Scroll through to soak up ideas straight from our favorite fashionistas and their Halloween looks from years past.

Alexa Chung

How cute is this Hamburglar?

Harley Viera-Newton

A perfect companion to Alexa's burger.

Poppy Delevingne

Her take on the Royal Tennenbaums is spot on.

Ashley Madekwe

Don't just be a cat for Halloween [3], enlist a friend to play Karl Lagerfeld and go as cat royalty, his feline companion Choupette.

Nicole Richie

A throwback to a Danny Devito and Arnold Schwarzenegger [4] classic, Twins is easy in matching '90s-style suiting.

Chrissy Teigen and John Legend

Be the Princess Peach to your man's Mario.

Rachel Zoe and Rodger Berman

. . . Or the Cher to his Sonny.

Heidi Klum

This supermodel pulled off the ultimate Halloween [5] transformation, aging herself a good few decades.

Joan Smalls

This monster is more smoldering than scary.

Cara Delevingne and Georgia May Jagger

Why be a typical couples' costume — think outside the box and pay homage to your favorite meal.

Alessandra Ambrosio

This Queen of Hearts is runway ready.

Derek Blasberg

Replicating Derek's conductor costume is easy with the items you probably already have at home.

Kendall Jenner

A little face paint and cat ears (plus all black) makes Kendall's kitty look an easy one to steal.