Mary Katrantzou

Mary Katrantzou. Photo by Getty Images.

What: Mary Katrantzou launched the results of her second collaboration with adidas Originals at an exclusive sunset rooftop party.

When: Sunday, July 19th

Where: Snap Studios in East London.

Who: Singers Liza Owen and Becky Hill, models Neelam Gill and Elizabeth Jane Bishop, and more London-based creative enjoyed the music of DJs Becky Tong and Mimi Xu.

Why: The second season of this athleisure collection is certainly cause for celebration.