Bella Hadid had to help her sister Gigi down the runway last night

And not for the reason you would expect...

New York Fashion Week is in full swing, with the past few days seeing designers from Alexander Wang and Victoria Beckham to Calvin Klein and Tom Ford grace the big apple, showcasing their upcoming collections.

Yesterday was Anna Sui‘s turn as she debuted her new spring/summer 2018 collection, mixing boho-chic with sequins and feathers.

It wasn't the sequinned dresses or feathered shawls that got everyone talking however, with a wardrobe malfunction from Gigi Hadid stealing the show and forcing her sister Bella, also modelling in the show, to give her a hand down the runway.

As Gigi walked onto the runway, her shoe slipped off, forcing the model to style it out, continuing to strut down the runway with the shoe missing, walking on her tip-toes instead.

While the 22-year-old model handled the wardrobe malfunction with ease, her sister Bella stepped in for the final walk, putting Gigi's arm over her shoulder and supporting her as all of the models took to the runway in the finale.

'This is what sibling [love] looks like,' tweeted Tyler McCall, alongside a video of the final walk. She continued: 'Yolanda Foster did a killer job with Gigi and Bella Hadid

We couldn't agree more.