Pedzisa mutsara unotevera: Harrison akatanga kukudziridza maitiro ake okufamba somunhu aiva nyanzvi yokudonha uye gare gare somutambi mumitambo yeBroadway. Muna 1990, akavamba kambani yezviitiko AntiGravity, yakaumbwa nevatambi, acrobats, uye vaimbove vakwikwidzi veOlympic, naHarrison vachishanda semutungamiriri. Vakanga vabatanidzwa mumapurojekiti akasiyana-siyana, kusanganisira kugadzirwa kwemitambo yepakutanga, zviitiko zvemakambani, uye kutamba mitambo mhenyu, kusanganisira
2008 Neighborhood Inaugural Ball uye mhemberero dzokupedzisa dzemitambo yeOlympic yechando ya2002. AntiGravity yakashandawo pamwe nevaimbi nevakakurumbira vepop pakuita mumitambo yeindasitiri yevaraidzo, kusanganisira iyo Academy Awards, iyo MTV Vhidhiyo Music Awards, uye maGrammys. Harrison anoramba achishanda somugadziri wezvemhepo pamitambo yeBroadway neMetropolitan Opera.