After last year's college-football season, the combine, the personal workouts and the interviews that are underway right now, we have a decent idea where the first-rounders will land. Even if it's not the exact spot and team, we all tend to label the big names—high first-rounder, mid first-rounder, late first-rounder, etc.
But the NFL draft isn't an exact science, regardless of what you hear Mel Kiper, Todd McShay and the others say, so there are virtually no guarantees. And practically every year at the NFL draft, there is an epic tumble.
Whether it's Aaron Rodgers in 2005, Brady Quinn in 2007, Ryan Mallett last year or Thurman Thomas all the way back in 1988, those free falls are almost as intriguing as the slotting of the top-three selections.
Now, there will probably only be one true tumble (if that), but there will still be some surprises in the form of players who were expected to go much higher than they did. Here are 10 candidates.