Methods, systems, and processor-readable media for supporting bidirectional communications and data sharing. One or more wireless hand held devices can be registered with one or more controllers associated with one or more multimedia displays. One or more profile icons can be selected for use as a cursor(s) during interaction of the wireless hand held device(s) with one or more multimedia display(s) during rendering of an event as data on the multimedia display(s). Supplemental data can be provided from the multimedia display(s) and/or a remote database to the wireless hand held device(s) based on a selection of the data rendered on the multimedia display(s) marked by the cursor utilizing the wireless hand held device(s).