What started out as the Frank Sinatra-Dean Martin-Sammy Davis concert tour of 29 American cities has now become "The Ultimate Event" tour with Sinatra, Davis and Liza Minnelli.

Minnelli replaced Martin, who became ill early in the original tour. Sinatra and Davis have been performing together since then.The new tour, beginning Sept. 17 at Houston's Summit Arena, will include 21 concerts in 11 cities.