Almost all professional disc jockeys have similar music libraries with the exception of speakers. What sets disc jockeys apart is their personality and ability to read a crowd. When planning your event, it is necessary to choose this personality and how much involvement you want the entertainer to have in front of your guests. It is important to then interview the disc jockey who will be your exclusive entertainment for your special occasion. Find out how and why they make the decisions to play particular songs and how they structure the formalities and announcements.