Jennifer Lopez is the undisputed star of the 2018 MTV Video Music Awards.

All eyes at Radio City Music Hall in New York and millions more around the world are watching to see her receive the Vanguard Award and perform at the VMAs for the first time since 2001.

MORE: See all the 2018 MTV VMAs red carpet looks

So, girl’s gotta look good. And from our vantage point on the VMAs red carpet, we saw exactly how the 49-year-old does it: a well-timed hair touch-up.

Check out the below video to see JLo’s hair stylist sneak up and brush her hair seconds before going live on-air.