High Quality Content by WIKIPEDIA articles! "Moe Letter Blues" is the twenty-first episode of The Simpsons` twenty-first season. It aired on the Fox network in the United States on May 9, 2010. In this episode, Homer, Reverend Lovejoy, and Apu Nahasapeemapetilon receive a letter from Moe stating that he will steal one of their wives. The three get together and try to remember intimate moments between Moe and their wives.