When your day job involves TV’s nerdiest TV show, it shouldn’t be surprising when some of that nerdiness rubs off.

Related: Celebs Watch As Their Kids (And Kaley Cuoco) Compete In Masters Of L.A. Equestrian Event

That may be the case for Big Bang Theory star and equestrian Kaley Cuoco, who competed at the Longine’s Masters of L.A. competition while dressed as Luke Skywalker, at one point high-fiving a fellow equestrian dressed as Darth Vader while surrounded by folks dressed as various Star Wars characters.

Related: Kaley Cuoco Divorcing Ryan Sweeting After 21 Months Of Marriage

The actress, who recently announced the end of her marriage to tennis player Ryan Sweeting after 21 months, gamely grabbed a light-saber to pose for some photos at the event: