The 17-year-old actress was joined at the show by on-screen twin brother Austin North.
“#KCA2014 Dressed up in a @angelysbalek romper. thanks to mah glam team, @roccoco76 & @erikrudy,” Olivia tweeted, giving a shout out to her glam team.
In case you missed it, check out all the KCAs winners on JJJ!
FYI: Olivia wore an Angelys Balek romper with Chelsea Paris shoes, BaubleBar jewelry and a Tyler Alexandra bag. Austin wore a Sand Copenhagen plaid suit jacket.