US actress Natasha Lyonne poses upon arrival to attend The British Museum Ball 2026 in London on October 17, 2026. (Photo by CARLOS JASSO / AFP via Getty Images)

International Arts & Cultural Executive, Nathan Clements-Gillespie (L) and Economist at Bank of England, Andrea Giulia Sandretto (R) pose upon arrival to attend The British Museum Ball 2026 in London on October 17, 2026. (Photo by CARLOS JASSO / AFP via Getty Images)

Economist at Bank of England, Andrea Giulia Sandretto poses on the red carpet upon arrival to attend The British Museum Ball 2026 in London on October 17, 2026. (Photo by CARLOS JASSO / AFP via Getty Images)

Economist at Bank of England, Andrea Giulia Sandretto poses on the red carpet upon arrival to attend The British Museum Ball 2026 in London on October 17, 2026. (Photo by CARLOS JASSO / AFP via Getty Images)

British artist Grayson Perry poses upon arrival to attend The British Museum Ball 2026 in London on October 17, 2026. (Photo by CARLOS JASSO / AFP via Getty Images)

British artist Grayson Perry poses upon arrival to attend The British Museum Ball 2026 in London on October 17, 2026. (Photo by CARLOS JASSO / AFP via Getty Images)

British artist Grayson Perry poses upon arrival to attend The British Museum Ball 2026 in London on October 17, 2026. (Photo by CARLOS JASSO / AFP via Getty Images)

British actress Cush Jumbo poses upon arrival to attend The British Museum Ball 2026 in London on October 17, 2026. (Photo by CARLOS JASSO / AFP via Getty Images)