[4] As a sophomore, Clayton started eight games at the wingback position for the 1977 Michigan Wolverines football team that compiled a 10-2 record, tied for the Big Ten Conference championship, and outscored opponents 353 to 124.
[5] In the fourth game of the season, Clayton caught three passes for 99 yards, leading some to compare him to Michigan's recently graduated All-American receiver Jim Smith.
[6] Clayton also led all Michigan receivers with five catches for 84 yards in a 27-20 loss to Washington in the 1978 Rose Bowl.
[4] As a junior, Clayton started 10 games at wingback for the 1978 Michigan team that again compiled a 10-2 record, tied for the Big Ten championship and outscored opponents 372 to 106.
[8] On October 21, 1978, in a 42-0 victory over Wisconsin, Clayton scored two touchdowns, one on a 27-yard run and the other on a 65-yard reception from Rick Leach.
[9] Three weeks later, Clayton caught five passes for a career-high 122 receiving yards and two touchdowns in a 59-14 victory over Northwestern.