A USO performance from the Andrews Sisters is in jeopardy of cancellation when they fail to appear shortly before curtain. Thankfully three earnest stagehands are determined to go on with the show! The "Andrews Brothers" is filled to the brim with over 25 songs made famous by the Andrews Sisters, including the showstoppers “Boogie Woogie Bugle Boy,” “Slow Boat to China”, “Don’t Sit Under the Apple Tree”, and “Ac-Cent-Tchu-Ate the Positive". Mistaken identities and madcap adventures—imagine Bing Crosby and Bob…