"We don't have a great relationship. She'll be the first to tell you that," Jack said on the "Disrespectfully" podcast.

Kelly Osbourne revealed that she no longer speaks to her older sister, Aimee, years before the death of their dad, Ozzy Osbourne. The Osbourne family confirmed Ozzy’s death in a July 22 joint statement, marking the first time Kelly, 40, and Aimee, 41, have been publicly involved with one another since Kelly revealed their feud in 2021.