Millie Bobby Brown Had the 'Best Day' at the Formula 1 British Grand Prix

Millie Bobby Brown takes a fun photo in the pit stop area at the Formula 1 Rolex British Grand Prix on Sunday (July 14) in Towcester, UK.

The 15-year-old Stranger Things star cheered on Lewis Hamilton, who raced to a victory at the event.

PHOTOS: Check out the latest pics of Millie Bobby Brown

“had the best day supporting the champion himself @lewishamilton !!! 🖤,” she captioned a set of photos on Instagram.

Millie also got to meet up with two of the Spice Girls – Geri Halliwell and Mel B.

Earlier in the weekend, Millie Bobby Brown responded to rumors that she was starring in an upcoming Marvel movie.