Dj app for live interaction with crowd

I'm need a app developed the design has already been done I just it to work The idea behind the app is allow my self to interact with my audience while I'm playing at clubs Users need to create a account using existing Facebook account or create a account with in the app User then can see my gallery listen to my mix tapes and remixes and all send me song request if they are with in a certain range using their Location In all the app will help me connect more with the crowd I have out on the night