Ed Sullivan is all for doing his bit for the war effort, so when it is suggested to him that recently drafted heart-throb "Conrad" (Jesse Pearson) should sing an as-yet unpenned song on his show before going on tour - he jumps at the chance. That suggestion has come from "Rosie" (Janet Leigh) who has been dating oddball composer "Albert" (Dick van Dyke) for years and was just about to marry him when the movie "Conrad" was about to make - featuring his song - was abruptly halted by his new war commitments. Now she has the tail end of her task arranged, she must convince "Albert" to write the…