Beyoncé shares rare glimpse of twins Rumi and Sir

Jason LaVeris/FilmMagicBeyoncé is giving the world a rare glimpse at her growing twins, Rumi and Sir. 

On Wednesday, the Grammy-Award winner took to Instagram to share a series of photos of herself enjoying some family time in Malibu.

Among the photos was a selfie with her eldest daughter Blue Ivy, who is also a Grammy Award-winner, and shots of the 3-year-old twins she shares with rapper Jay-Z as they frolic along the shore. 

In one pic, Rumi is seen rocking two buns and a rainbow dress with her back to the camera as she walks toward the crashing waves. Another snapshot shows the 39-year-old singer, who wore jeans and a white shirt, reaching for