The 16-year-old Pretty Little Liars actress wore a Carlos Miele dress, Jimmy Choo shoes and clutch, and Switch Boutique Beverly Hills jewelry.
“Getting ready for the #BeautifulCreatures premiere tonight, American style!!” Jackson tweeted before the event.
Earlier in the week, Jackson was spotted shopping for jeans at Vivienne Westwood in Los Angeles.
10+ pics inside of Jackson and Sasha…