Considering it houses racks upon racks of on-trend pieces, with reasonable price tags to boot, it's no wonder that fashionistas flock to Topshop . And the celebrity world is no exception, with favorites like Erin Wasson, Mandy Moore , and Ashley Madekwe incorporating Topshop pieces into their Fall wardrobes. But our favorite look as of late comes courtesy of Beyoncé, arguably Topshop's most famous fan . While on vacation, the star, who recently went vegan , wore a printed bikini for an impromptu seaside photo. Grab it now — we're sure it's soon to sell out — and decide for yourself who wears Topshop best with our ultimate celebrity roundup here, in the gallery.
— Additional reporting by Robert Khederian
Beyoncé wore a
Erin Wasson proved there's no better way to celebrate the holidays with Topshop  than in a head-to-toe sequined outfit.
Ashley Madekwe was mad about plaid at the Topshop  holiday party in Los Angeles.
We love how Mandy Moore  styled up her slouchy tee with a slick leather skirt and booties at the Topshop  holiday party.
Kate Bosworth  showed that a Topshop  coat is the perfect piece to cozy up in while out in New York City.
For her appearance on Late Night With Jimmy Fallon , Kate Bosworth  paired a black military blazer with the sleekest piece of all: Topshop  leather leggings.
Kate Bosworth  dressed for her talk at Lucky FABB in a leather sweater and metallic skirt by Topshop  collection.
She debuted that same leather sweatshirt with a matching cream-colored coat and a pair of black biker booties, all by Topshop , later on in the month when shopping in New York City.
Beyoncé is arguably one of Topshop 's top celebrity customers. During an evening out in NYC, the singer accessorized with a black porkpie hat and round cat-eye sunglasses, both by the mass retailer.
Cara Delevingne — posing here with pals Zoë Kravitz and Rita Ora — rocked Topshop 's punky checkered pants with a white tee outside the shows at Paris Fashion Week.
At the Topshop Unique Spring 2014 show  in London, Ashley Madekwe styled herself in a Topshop  Unique shearling jacket, red Topshop trousers, and black pumps, also by Topshop.
Ellie Goulding's Topshop  miniskirt added a feminine flair to her black leather biker jacket, Topshop crop top, and strappy Topshop shoes at the Topshop Unique fashion show in London.
At the Topshop  Unique Spring 2014 show, Suki Waterhouse posed in a navy skirt with leather accents, a black floppy hat, and pointy pumps, all by Topshop.
Alexa Chung rocked a pair of Topshop  dungarees during an outing in London, then gave it a classic twist via cap-toe flats and a Louis Vuitton  bag.
At the Unique Topshop  Fall 2013 show in London, Olivia Palermo brightened her ombré coat with punchy paisley Topshop pants and a yellow clutch.
After leaving Kanye West 's birthday in NYC, Beyoncé showed off her amazing figure in a striped crop top and matching skirt, both by Topshop , and bright orange pumps.
While posing with a pal, Selena Gomez  rocked an embellished crop top with a black blazer and white quilted Topshop shorts  ($72).
Zoë Kravitz got dolled up in a Topshop  navy and white polka-dot romper at a DeLeon Tequila party in NYC.
Beyoncé struck a pose in black and white wearing this fun patterned Topshop coat  ($160) with skinny black denim and a pork pie hat.
Ellie Goulding paired a striped crop top with a black miniskirt, then finished with white platform sandals by Topshop  at the Capital Summertime Ball in London.
Beyoncé indulged in her Topshop  obsession in a tribal-inspired formfitting top and skirt set.
Ellie Goulding continued her love affair with Topshop  shoes in black peep-toe Sonance platforms at the Esquire Summer party in London.
Perhaps her wildest look yet, Beyoncé tucked a Lovers + Friends tiger muscle tee into Topshop  leopard denim shorts before having dinner with husband Jay Z.
During a getaway to Rhode Island, Taylor Swift  exuded vintage glamour in a black and white striped Topshop  bikini.