Simon Cowell’s “dream come true,” as he terms it, is taking shape at Luxor.
As it happens, the host is a Preacher. The guest star is an artist who actually preaches.
“America’s Got Talent Las Vegas Live” has named season 12 finalist Preacher Lawson as host, and season 15 champ Brandon Leake in its opening cast when the show premieres Nov. 12. Lawson, a stand-up comic, is a season 12 finalist who appeared on “America’s Got Talent: The Champions.”
Leake is a spoken-word…