Mouse gained his nickname from older brother Don while a freshman shortstop on the Central High School team in neighboring Monmouth, Oregon.
He led the PSU football program to a 42–24 record over six seasons, averaging 38 points and nearly 500 yards of offense per game.
[1] The unique passing game made stars out of Davis' two main quarterbacks, June Jones and Neil Lomax.
After Cal began the year with a 1–6 record, Davis resigned upon being told that head coach Roger Theder intended to make changes to the offensive scheme.
Then in February 2007, he returned to Portland State to serve as offensive coordinator for new PSU head coach Jerry Glanville's staff.
Davis has been head coach of the now-defunct USFL's Denver Gold, the WLAF's New York/New Jersey Knights, and the Arena Football League's Detroit Fury and the af2's San Diego Riptide.
He was also an assistant coach with the NFL's Atlanta Falcons and Detroit Lions and with the Toronto Argonauts in the Canadian Football League.
Led by his tandem of QBs, Condredge Holloway (Tennessee) and Joe Barnes (Texas Tech), they finished the regular season with a record of 9–6–1.
The Gamblers' offense became the first team in pro football history to have two receivers with over 100 receptions in a single season: Richard Johnson with 115 and Ricky Sanders with 101.
In 1985, Davis took his first head coaching job at the professional level when he took the reins of the Denver Gold, bringing his run-and-shoot offense to the Mile High City.