At some point, it will happen. An NBA team will lose the first three games of a playoff series and win the next four. Such teams are 0-150, but someone sometime will do it.
On paper -- and paper buys you precisely zero wins -- the Boston Celtics are the best candidate in history to pull off the improbable. Most teams who fall behind 3-0 are huge underdogs in the first place. Only nine prior top-two seeds have ever trailed a series 3-0 to a team seeded No. 3 or worse, according to the gurus at ESPN Stats & Information.