If you got it, you got it

In the November 15, 1942 episode of the Jack Benny radio show, Dennis Day shows up with girlfriend Dorothy Lamour in tow, much to everyone's amazement. This led to some funny dialogue, as you can imagine. Whatever his other virtues, Day was far from being handsome, and on the show was supposed to have been just a kid. Jack kept saying, "I just can't understand it."