Meenky's Euphony Recreation Module, also known as MERM, is an in game Mp3 player that comes in two parts. The first part is an external Java application used to build your playlist. The second part is the UI AddOn that controls the music playback. This part has three main windows the Player, the Playlist, and the Config panel. All windows are accessible from the button that attaches to the minimap through a left, middle, or right click, respectively.