Music in wrestling serves a variety of purposes. The most common uses of music in wrestling is that of the entrance theme, a song or piece of instrumental music which plays as a performer approaches the ring. After a match, the entrance theme of the victor will normally be played as they exit the ring. Entrance themes are used to alert the audience to the immediate arrival of a wrestler, and to increase anticipation. Entrance themes are often tailored to the character of the wrestler they are written or selected for. For example, Jacob and Eli Blu (The Blu Brothers) had an entrance theme in the World Wrestling Federation that resembled a piece of Blues music, while The Undertaker has often used entrance themes which resemble a dirge and include the ringing of an eerie gong. In practice, mo