London apartment in a different outfit to which she entered, after partying with footballer Neymar until 5am earlier this week.
The 23-year-old Hungarian beauty was seen living it up with the Paris St Germain player in the capital alongside her rumoured former flame Lewis Hamilton, who The Sun report played matchmaker and left the duo alone in the apartment block.
In pictures obtained by MailOnline, the model, who is dating English singer-songwriter Julian Perretta, appeared make-up free as she waited for a car in different clothes to those she arrived in following her night of revelry with the football ace.
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Barbara was seen hopping around town with the sporting duo as they indulged in the revelry of London Fashion Week, alongside a bevy of fellow models.
The stunner was first linked to Lewis in May 2016 following rumours they fell for each other during the Cannes Film Festival. The beauty then followed him to Monaco for the Grand Prix in June last year.
After romance rumours fizzled out, they have clearly remained firm friends as they enjoyed a playful night out, during which she shared snaps with her two pals as the entire group pulled funny faces for her 6.7million followers.