Mathis topped the Billboard 200 twice, with the game-changing Johnny's Greatest Hits and the aptly-titled Heavenly.

Johnny Mathis has cancelled forthcoming gigs and announced his retirement from touring at the age of 89. The veteran artist shared that he was suffering from “memory issues” (according to the UK’s Sun ...

Johnny Mathis is retiring from live performance at age 89, due to "age and memory issues, which have accelerated," his Facebook account announced Wednesday. The declaration said that Mathis would ...