Orgeron wasn't fired from USC in either tenure. He took another job and walked off the last one. Most people, including Orgeron, wish he would have stayed.
Could HAVE, maybe. You're way late on cherry-pickin in that group. In fact these days you'd probably have to get to them before HS so I'd say cherries are out-of-reach. For a while it felt like LSU was a springboard for head coaching positions. Muschamp, Pelini, Fisher.