[2] Horn was a four-year starter for the Lehigh Engineers, taking over as a freshman after the team's first string quarterback was injured in a game against Penn.
[3] As a sophomore he was named an honorable mention All-American and finished third in Division I-AA in passer rating as a junior.
[5] Horn was signed by the New York Jets as an undrafted free agent in 1986 after a tryout with the team, but was cut during training camp.
He served as the backup to Scott Tinsley and appeared in one game, completing five of eleven passes for 68 yards in a 41–22 loss to the Dallas Cowboys on October 11, 1987.
[8] After retiring from football Horn joined his brothers in running two restaurants owned by his family in West Orange, New Jersey.