Mark Grossman couldn’t hold back his pride as he shared a touching tribute to his dad, who courageously stepped out of his comfort zone to perform live music for the first time—self-taught and with zero prior experience. And with his mom making her on-screen debut this month in The Young and the Restless, it’s a season of firsts and heartfelt milestones for the Grossman family—let’s watch the video to see the moments that made Mark beam with pride...