Stranger Things Millie Bobby Brown Sings Katy Perry's 'Firework' At Comic-Con

Stranger Things star Millie Bobby Brown has a hidden talent!

She was on stage at a Comic Con event in Argentina and performed a medley of songs including Katy Perry's "Firework".

The crowd loved it!

Is there anything this 13-year-old can't do?

Sponsored Content

Sponsored Content