The celebrity fashion trend that's all over the red carpet this fall: head-to-toe, black and white ensembles. Summer's checkered trend has given way to new, just as bold ways to wear to classic color combination. Black and white outfits cropped up front row at show after show during New York Fashion Week, and now we're experiencing déjà vu on the red carpet as stars flaunt their gorgeous (and super wearable) black and white wardrobes.

Color-blocking black and white separates is one easy way to get the clean-cut effect. But this month, celebs are making the classic color pairing all the more interesting with bold patterns and prints outside of the checkerboard box. Here, the unexpected patterns and lines that will make your wardrobe pop.

A bright pink clutch and plentiful polka dots put a playful twist on Emmy Rossum's Oscar de la Renta gown at the L.A. Opera's 2014 opening night.

But it now: Oscar de la Renta Tiered Tulle Gown

Helen Mirren turned heads at "The Hundred Foot Journey" London premiere in a crisp tea-length dress by Suzannah covered in inky flowers and cinched with a black belt.

Buy it now: Suzannah Dancehall Dress

Cameron Diaz dressed up a plain white top and black skinnies with a bold, zebra print jacket by Balmain for a photocall for "Sex Tape" in Paris.

Buy it now: Balmain Animal Print Knit Jacket

Alexa Chung showed off a pair of lace-up with a strapless, tea-length dress by Osman covered in spirals for Harper's Bazaar Celebrates ICONS by Carine Roitfeld party in New York.

Try this beaded ball gown by Alice & Olivia for your next formal invite.