Fantasy Football: 4 Unexpectedly Great Week 13 Performances

It's swell to have a sleeper on your fantasy football roster, but if he's not in your starting lineup, he's not doing you any good -- especially if he racks up a couple of touchdowns and a flock of fantasy points. Then you're just bummed.

Here are four players who turned in huge Week 13 performances but were started in roughly 40 percent or less of fantasy leagues.