In the last 20 years, since Wenger went to Arsenal, Villa have now departed with 11 permanent managers. If you stick Houlier in goal on the grounds that he wasn't really a player, the rest form themselves into a decent team.
Houlier; Gregory, O'Leary, McLeish, Taylor; Garde, Lambert; Di Matteo, O'Neil, Sherwood; Little
So the next manager needs to be a goalkeeper.