The title sounds like the start of a bad joke, but it’s not. There they were, seated inside The Black Forge in Dublin — one, a controversial media firebrand; the other, a controversial MMA legend.

At McGregor's Hollywood Walk of Fame induction ceremony Thursday, Christensen — who played Anakin Skywalker/Darth Vader in the prequel movies and on the Disney+ series Obi-Wan Kenobi and Ahsoka ...