Article continues below advertisementRihanna is proving she can keep it real, even with billionaire status.On Tuesday, February 10, the singer was spotted grocery shopping at a local Los Angeles supermarket.Article continues below advertisementSource: MEGARihanna kept it low-key while grocery shopping at Whole Foods in Los Angeles.Article continues below advertisementFor her casual run, the "Take a Bow" hitmaker wore a muscle-sleeve turtleneck and sweatpants, keeping her hair in a simple updo. Oversized sunglasses and black boots completed the low-key look.