Charlie's hook-up is named Janie and she has a gun. Guest star Steven Tyler is the lead singer of Aerosmith and one of their hits is "Janie's Got a Gun".
Second appearance of Steven Tyler, although this is his first physical appearance. Only his voice was heard in his previous appearance in season 1.
Episode title spoken by Jake, to Charlie.
Charlie is seen reading an issue of "Card Player" magazine. On the cover is Doyle Brunson, sometimes called the "Godfather of Poker", who died May 14, 2023 at age 89. On March 23, 2009, Doyle wrote: "The producer of Two and a Half Men, the popular TV show starring Charlie Sheen, watches High Stakes Poker. He heard me say I really like his show so he sent me Season 3 and Season 4 on DVD. Thanks Mr. Lorre. Actually, I already had them..."