Kaley Cuoco & Ryan Sweeting Take a Spur of the Moment Trip to Vegas

Kaley Cuoco shows off her toned abs as she heads out of a yoga class on Monday afternoon (August 10) in Sherman Oaks, Calif.

This past weekend, the 29-year-old actress, who just began shooting season 9 of her show The Big Bang Theory, took a spur of the moment trip to Las Vegas with her husband Ryan Sweeting.

PHOTOS: Check out the latest pics of Kaley Cuoco

The couple ventured to Sin City to see Kaley‘s sister Briana perform in Baz, a concert that mashes up of music from Romeo and Juliet, Moulin Rouge and The Great Gatsby.

“When you’re dying to see ur sista , so u, ur hubs and friends fly to Vegas and surprise her 😍😎,” she captioned an image of the crew in Las Vegas.

She added that the show is a “must see” and the talent is “jaw dropping!”

FYI: Kaley is wearing a Sub_Urban Riot tank.