Leslie Stifelman and Melissa Rae Mahon explain the qualities of a musical theater “triathlete,” also known as a Triple Threat. Want to learn more about succeeding as a performer and gain valuable audition tips? Follow the link in our bio to sign up for the free #WestSideStory course we made with learntosoundfly! 🎶 #carnegiehall #WeillMusicInstitute #somewhereproject #musiceducation broadwaymoms