Casey was pictured outside London's exclusive Nobu restaurant, rocking a red tunic, sexy high-sheen leggings and a leather jacket.
The glamour model was spending the evening with her pals, who had jetted in from New York, and they had a blast catching up with each other.
Taking to Twitter, Casey shared several photographs taken during their night out - and it seems they made a couple of friends too!
Alongside the pictures, Casey commented: "London New York reunion <3 #girls #newyork #nobu #novikov #love #friends."
It's been a busy time for the star since leaving the CBB house. Last month, Casey announced that she will be bringing out her own range of leggings.
Then, during a holiday in Morocco. Casey also confirmed that she is designing a line of bikinis for bigger busted women.
There's no stopping this one!