How is an 8 seed losing top a 9 "underperformance"? Not only is that a toss up, 9 seeds are actually 22-18 vs 8 seeds over the past 10 years.
And if you really want underperformance, go pull up Mich St, Virginia, or UCLA post-1980 then get back to me.
Overperforming your seed, as a major...