Richard Marx debuted his limited engagement, “Satisfied: Only The Hits,” in the Donny & Mar …

Richard Marx debuted his limited engagement, “Satisfied: Only The Hits,” in the Donny & Mar ...

Richard Marx debuted his limited engagement, “Satisfied: Only The Hits,” in the Donny & Marie Showroom at Flamingo on Aug. 15. (Joseph Sanders/Spiegelworld)