What are friends for? Transgender model Andreja Pejić says 'the best time she ever had' was pushing BFF Rita Ora down a flight of stairs

She's been close friends with Rita Ora for over a year.

And on Friday, Andreja Pejić made an in-joke that only BFFs could understand as she revealed how she once pushed the British singer down the stairs.

'The best time I ever had with Rita Ora was when I pushed her down a flight of stairs,' she wrote on Instagram alongside a photo of the pair posing together.

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'I pushed her down a flight of stairs:' Transgender model Andreja Pejic (L) confessed to a bit of rough and tumble with British singer Rita Ora (R) on Instagram recently

'I pushed her down a flight of stairs:' Transgender model Andreja Pejic (L) confessed to a bit of rough and tumble with British singer Rita Ora (R) on Instagram recently

Get the athleisure look like Andreja

Andreja Pejik looked to be enjoying hanging out with her bestie Rita Ora as both of them were wearing complimenting pink and blue ensembles.

Anreja took a page out of Rita's book as we have spotted Rita in the same brand earlier this year at Glastonbury.

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Australian model Andreja looked gorgeous in the photo, gazing into the camera as waves of blonde hair framed her striking face.

Meanwhile, professional socialite Rita caught the eye in another one of her attention-grabbing ensembles.

The RIP star, 25, wore a Chanel suit with a revealing mesh top and busty black bra underneath.

Social media enthusiast: Afterwards, Andreja shared a selfie where she boasted about working with  Princess Diana's make-up artist

Social media enthusiast: Afterwards, Andreja shared a selfie where she boasted about working with Princess Diana's make-up artist

Afterwards, Andrea shared a selfie where she boasted about working with Princess Diana's make-up artist.

'You know you're getting a good beat when you end up working with the makeup artist of the late Princess Diana,' she said.

Meanwhile, Andreja and Rita are often seen out together at social events

The transgender model has even called Rita one of her 'best friends.'

And on Thursday, they were spotted rubbing shoulders at a private party in London.

Social butterflies: On Thursday, Rita and Andreja were spotted  at a private party in London

Social butterflies: On Thursday, Rita and Andreja were spotted at a private party in London

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