A Private's Affair (1959)

"A Private's Affair" is a 1959 Comedy movie directed by Raoul Walsh and starring by Sal Mineo, Christine Carère. Luigi, Jerry, and Mike are in boot camp when they are presented with a chance to represent their unit in competition on a national television show. The three guys are up to the challenge, which begins a chain of unusual circumstances that not only have them singing and dancing at the proper times, but also running into a trio of alluring young women.