Lionel Richie can't help but gush over daughter Sofia Richie Grainge becoming a mom of two. "The beautiful part about it is that the family keeps growing and my pride keeps popping out of my chest. But it's wonderful. Everyone is happy and that's the part I love the most. Just watching everyone blossom," Richie, 76, told USA Today in an interview shared via TikTok on Tuesday, March 31. He continued, "Pop Pop is out there again. ... Isn't that funny? I came here thinking I am Mr. Richie, Mr. Richie. Now I'm Papa Richie on American Idol.