Ozzy Osbourne's lesser-known kids are honoring their father. Fans are very familiar with the 76-year-old rock legend's family, which includes Sharon, Kelly, Jack, and Aimee, as they have been in the public eye for many years. But if you didn't know, Ozzy is also a father to Jessica and Louis Osbourne, whom he shares with his first wife Thelma Riley. Related: Ozzy Osbourne's Final Social Media Post Published One Day Before His Death Will Break Your Heart And after the heartbreaking news of his sudden death broke on Tuesday, the eldest kids subtly paid tribute to their late dad on social media.