Follow the musical journey of Mark Rapp in this innovative new music application built by theConspiracy. View Photos, Videos and News Feeds, as well as Mark's YouTube, Twitter, Flickr and Tour dates via Google Maps. About Mark Rapp: Jazz trumpeter Mark Rapp's compositions are memorable. Played with fire and passion, they coax the listener into a world of improvisation. Through his poetic melodies, solid grooves, honest playing and even the exotic sounds of a didgeridoo.