A technique is provided for customizing a presentation. The technique includes recording multimedia corresponding to a presenter of a presentation. The recorded multimedia is analyzed to extract a representative information corresponding to the multimedia. Further, one or more pre-recorded multimedia files are determined from a multimedia database. The determination is based on a comparison of the representative information with one or more tags associated with each of a plurality of pre-recorded multimedia files. Subsequently, the presentation is customized by inserting the one or more pre-recorded multimedia in the presentation.