Richie showed off her fit figure in a cropped white t-shirt, a pair of grey baggy ... Grainge — looked effortless in a black tee, yoga pants, and cute light pink sneakers. Meanwhile, Harlow ...

Remember when Lionel Richie, flanked by 1984’s finest pyrotechnics ... surrounded by a dancing entourage dressed in a mix of white tracksuits and red cheerleading mini dresses.