But he believes he did the best he could to follow his late colleague's wishes - and he doesn't regret his actions. King tells Spotify Metal Talks: "I was scheduled to present an award with Zakk Wylde. I had a hard time just thinking about, 'Do I do this? Do I not do this? I don't know how to act.' And I said, 'I can't stand up Zakk Wylde. Jeff would want me to be at the show - just do it.'"