From the hit musical that year The Bing Boys Are Here (followed one year later by The Bing Boys Are There and in 1918 by The Bing Boys On Broadway).
Rudy Vallee [in film The Vagabond Lover]
Perry Como [hit US]
Gogi Grant [in film The Helen Morgan Story, dubbing for Ann Blyth]
Kathy Kirby [as If You Were The Only Boy In This World]
Esther Ofarim & Rudi Carrell [in the Rudi Carrell Show, landing him a Silver Rose award in Montreux]
Barbra Streisand [as If You Were The Only Boy In The World]
Bobby Darin [sixties recording]