Jordin sports MC's OPI nail polish

For yesterday’s RocNation’s annual pre-Grammy brunch at the Soho House in West Hollywood, Jordin Sparks complemented her red dress with a pretty purple manicure, a shade created by Mariah Carey. ”I’m obsessed with it,” talking of her new paint, which is OPI’s “Can’t Let Go,” a matte violet that’s one of eight shades Mariah Carey’s created for the nail brand.