Harlow and Sparrow joined their famous parents in celebrating Richie's return to the big screen in a remake of "Don't Tell ...

Following the pair's sweet red carpet outing, take a look at some of their adorable past moments together. Ron Galella/Ron Galella Collection via Getty Nicole Richie, her dad Lionel Richie and mom ...

Hello country music — is it Lionel Richie you're looking for ... now," the former Commodores member told Billboard on the red carpet. "I am so vested in country music, you have no idea." ...