Phil Harris and Dennis Day rode the popularity of Jack Benny on their own programs on NBC. In fact, for the first two years of its run, Harris' show immediately followed Benny's.
Life_With_Luigi19520226_JoinsLocalCivilDefenseGroup#167
SDP_50-11-30_ep079-Mrs_Mike
800505 - The Inner Eye
360000 Fires Of Tohr 32
Radio Reader's Digest 1948-02-12 The Baron of Arizona