For example Frank Sinatra became very popular to the young teenage demographic. He was the first singing teen idol. He created more swinging music to help with the war with songs like "The Birth of the Blues".
Jo Stafford also became famous with her romantic World War 2 ballads. Most of her songs helped the troops overseas remember their wives and girlfriends back home.
Other songs also helped like "America Calling" by Meredith Willson, which helped boost morale of the country and convinced men to enlist into the armed services. It reminds them about what this war is about and to support it. "Angels of Mercy" by Irving Berlin, which was created after the bombing of Pearl Harbor dedicating the American Red Cross nurses, portraying them as Angels of Mercy wounded victims overseas. "Back Home For Keeps" by Carmen Lombardo, which is about a wife waiting for her husband to return home. This song gave a good mood and also helped support the war. "Cowards Over Pearl Harbor" by Fred Rose, which gave great American Spirit by talking about how America will over Japan, the evil country. "G. I. Blues" by Floyd Tillman, which describes the view of an American Soldier at war. It describes them as being lazy and doing nothing, which makes him depressed and wanting to come home. His thinks that if they continue to have lazy soldiers, America will not be able to win. "Hello Mom" by Eddie Dunstedter, which was about more about the propaganda during the war and gave more morale. Plus, it also supported the war bonds. It helped the parents who had a son in the war