George Robert Crosby August 23 1913 March 9 1993 was an American jazz singer and bandleader best known for his group the BobCats which formed around 1935 The BobCats were a New Orleans Dixielandstyle jazz octet He was the younger brother of famed singer and actor Bing Crosby On TV Bob Crosby gueststarred in The Gisele MacKenzie Show He was also a regular cast member of The Jack Benny Program on both radio and television taking over the role of bandleader after Phil Harris departure Crosby hosted his own afternoon TV variety show on CBS The Bob Crosby Show 19531957 Crosby received two stars on the Hollywood Walk of Fame for television and radio biography excerpted from Wikipedia