A new update was released yesterday ! Try it it's awesome : LightClub link ♫♫♫ The App For The iPhone 4 ♫♫♫ Features : ♫ Make the iPhone FLASH to the beat of the MUSIC ♫ Turn any room into a real Night Club ♫ Works at every sound level ♫ Amazing visual effects ♫ No more lighters in concert use LightClub instead With LightClub application your iPhone will FLASH to the beat of the MUSIC around you. Works in every situation, no matter if the sound is very loud like in a night club. You can also use it to turn your room into a real *PARTY*. Turn the light off, put some MUSIC on and dance all night long with your friends. It is also perfect for concert ! Download it and join the club ! Continued use of the flash may dramatically decrease battery life.