Rambling Round Radio Row #4 92 years old

The Happiness Boys, Billy Jones and Earnie Hare, are invited to a party, but separate themselves from the rest of the guests, so they can't be urged to perform. However, they are watching the other guests from radio doing their stuff: Song team Reece & Dunn as well as the Funnyboners are singing; Smith Ballew and Frances Langford are exchanging love songs; Arthur Tracy tries his luck with a girl, just to find out that she prefers Bing Crosby; and 4 orchestra leaders are trying to find out who the best conductor is by conducting a piece of recorded music....