One embodiment of the present invention relates to a system for distributing audio/video convent via a network, comprising: a client software application, and a channel control software application, wherein the client software application and the channel control software application are operatively connected together via the network such that the client software application receives at least one control message from the channel control software application, wherein the at least one control message causes the client software application to access at least: i) a first audio/video data element and ii) a second audio/video data element, and wherein the at least one control message causes the client software application to composite together at least: i) the first audio/video data element and ii) the second audio/video data element and to render at least the composited first and second audio/video data elements at a client device running the client software application.