Before becoming a professional, Grossman played college football at the University of Pittsburgh where he was a three-time All-ECAC selection.
[1] Grossman played six seasons in the NFL: five for the San Diego Chargers (1989–1993) and one for the Philadelphia Eagles (1994).
[2] Grossman appeared on the October 15, 1990, edition cover of Sports Illustrated under the title "Big Mouth," which chronicled his outspoken and outlandish personality.
"[5] In 2019, he became the head coach of the San Diego Strike Force of the Indoor Football League (IFL).
[7] The team played one game, a 50–36 win over the Bismarck Bucks, before the 2020 season was cancelled due to the COVID-19 pandemic.