VIDEO : Britney Spears is the Cutest While Having Fun With Boyfriend Sam Asghari -- Watch!

Pop Star Britney Spears loves using Snapchat. The 35-year-old pop singer posted a cute video on Saturday that featured her and her boyfriend Sam Asghari acting all sorts of silly in a colorful, psychedelic Snapchat filter. Spears captioned the Instagram clip, "Me and my boyfriend @samasghari," As the "Slumber Party" singer gears up for her final round of Piece of Meshows in Las Vegas, she's been keeping her fit body in tip-top shape with daily workouts outside and at the gym.