Hummert in the episode "A Tight Leash" of the TV medical detectives series Forensic Files in 2004, as well as for the Tennessee "Facebook Murders" on the Investigation Discovery crime show Too Pretty to Live in 2016. The group's first guitarist, Henry Gross, became a solo performer. He scored a number-six Billboard hit single, "Shannon", in 1976. Alan Cooper, the lead singer in the group's performance of "At the Hop" in the Woodstock film, went on to pursue an academic career. He taught religious studies at McMaster University in Hamilton, Ontario, for 10 years, then became a professor of Bible studies at Hebrew Union College-Jewish Institute of Religion in Cincinnati, and now serves as the Elaine Ravich Professor of Jewish Studies and provost at the Jewish Theological Seminary of America. Jon "Bowzer" Bauman replaced Alan Cooper and became a recognizable member of the group as he taunted audiences while he flexed his muscles, burped, and spat in the direction of the bass player. In the 1980s, he had a brief career as a game show master of ceremonies. He continues to tour. Elliot Cahn, the group's original rhythm guitar player and musical arranger, later became the first manager of Green Day. Joe Witkin, who was replaced by Screamin' Scott Simon, was the original keyboard player and singer of "Teenager in Love" on their first album. Witkin left the band in 1970 to finish medical school, and subsequently moved to San Diego, California, in 1975 to do his internship and residency at the University of California in San Diego. He worked at Scripps Hospital East County from 1978 to 2000 as an ER physician, and held the same position at Sharp Grossmont Hospital in La Mesa until retiring in 2013. Witkin lives with his family in San Diego. He played with a 1950s/1960s show band The Corvettes in San Diego for 23 years. Scott Powell is a specialist in orthopedic surgery and sports medicine. He performed on the TV show under the stage name "Santini" (another alias was "Captain Outrageous"). Powell left the band in 1980 and returned to Columbia to take premedical courses. He has been a member of the medical staff of US national soccer teams, and was the team physician for the Federation Women's National Team from 2005 to 2015. He is a clinical professor at the University of Southern California. While Powell was with Sha Na Na,