Jesse McCartney & Girlfriend Katie Peterson Hang Poolside in Las Vegas

Jesse McCartney and girlfriend Katie Peterson had a weekend getaway to Las Vegas!

The cute couple stepped out for some poolside fun on Saturday afternoon (August 17) at the Go Pool & Dayclub at Flamingo Hotel & Casino in Las Vegas.

PHOTOS: Check out the latest pics of Jesse McCartney

During the afternoon, Jesse took to the stage to perform some of his hits for lucky fans in attendance.

“Pool party vibes,” Katie captioned a cute video on her Instagram stories.

Jesse and Katie have been dating since 2012 and look like they’re having more fun than ever!