‘Sammy’ at San Diego’s Old Globe

Babatundé shown in a number about Davis’ years in the U.S.Army.  (Don Bartletti / Los Angeles Times)

Rosa Davis (Ann Duquesnay) keeps an eye on her grandson in a scene about the entertainer telling his grandmother he’s leaving his Christian upbringing.  (Don Bartletti / Los Angeles Times)

Babatundé’s Sammy is joined by Troy Britton Johnson as Dean Martin, left, and Adam James as Frank Sinatra during a Las Vegas number.  (Don Bartletti / Los Angeles Times)

Babatundé’s portrayal of the chain-smoking entertainer becomes more convincing as his character ages.  (Don Bartletti / Los Angeles Times)

Babatundé during a tap dance number. ‘Sammy’ had its world premiere at the Old Globe in San Diego.  (Don Bartletti / Los Angeles Times)

Leslie Bricusse’s music enlivens the action. Much of it is new although some is borrowed from his catalog with Anthony Newley, which supplied their friend Davis with some of his most memorable hits, including “Who Can I Turn To?” and “The Candy Man.”  (Don Bartletti / Los Angeles Times)

Babatundé dances with Victoria Platt, who plays Altovise Gore, one of his wives.  (Don Bartletti / Los Angeles Times)

Heather Ayers portrays Swedish actress May Britt, Davis’ second wife.  (Don Bartletti / Los Angeles Times)

Babatundé stands silhouetted in the opening of “Sammy.” Chris Lee’s lighting adds electric pizazz to Alexander Dodge’s scenic design.  (Don Bartletti / Los Angeles Times)