Script-based multimedia presentation

Embodiments disclosed herein generally relate to a method, computer program product, and system to seamlessly integrate a multimedia presentation with triggered content provided using one or more external devices. The method includes processing a presentation script that specifies (i) one or more accessible audiovisual content items and (ii) a sequence of the audiovisual content items for presentation during the multimedia presentation. The method also includes transmitting the one or more audiovisual content items to one or more audiovisual output devices according to the sequence, and transmitting control signals to the one or more external devices to operate the external devices according to timing information included in the presentation script and with reference to at least one of the audiovisual content items, thereby seamlessly integrating content provided using the external devices with the multimedia presentation.