A mass pillow fight in Trafalgar Square in central London on April 5, 2014 on International Pillow Fight Day. (Photo by Jane Scanlan)

Spectators in fancy dress during Day 7 of The Championships – Wimbledon 2019 at the All England Lawn Tennis and Croquet Club on July 8, 2019 in London, England. (Photo by Carl Recine/Reuters)

British model Megan Barton-Hanson seen at the filming of Celebs Go Dating at Opium club on August 07, 2019 in London, England. (Photo by Splash News and Pictures)

Model Elise Daniels dons a Balenciaga suit while surrounded by street performers in Paris, France in 1948. (Photo by Richard Avedon/Victoria and Albert Museum London/The Guardian)

English radio and television presenter Caroline Flack, 40, seen arriving at Bagatelle restaurant in Mayfair on November 08, 2019 in London, England. (Photo by GORC/GC Images)

Rita Ora leaving her hotel to go to BBC Children in need on November 07, 2018 in London, England. (Photo by Mark R. Milan/GC Images)

English singer-songwriter, dancer, model and actress Sarah Harding attends the launch of Walkers Bring It Back Campaign at Vinopolis on September 3, 2015 in London, England. (Photo by Joseph Okpako/WireImage)

British model Iris Law arrives at The Fashion Awards 2019 held at Royal Albert Hall on December 02, 2019 in London, England. (Photo by Lisi Niesner/Reuters)