Dwayne Johnson is getting crazy with Benny Safdie again, and this time the actor is spending five hours in the makeup chair every day to become a man in his 70s for Lizard Music.Following their work together on The Smashing Machine, Johnson and Safdie have reunited for a very different kind of movie. During an appearance at D23 on Sunday, Johnson confirmed that production is underway and offered a wonderfully strange description of what audience…