Rodrigo's fans were understandably obsessed with her red bodysuit outfit, as it went viral on social media during the concert ...

Olivia Rodrigo headlined Lollapalooza Chile in a flaming red bodysuit with a plunging neckline that dipped down to her crotch ...

If the leotard looks a little familiar that's likely because it's a Ludovic de Saint Sernin creation, easily identifiable by ...