Dan probably nailed it. I've done the same thing with extract batches. You really can't miss your gravity by all that much with extract unless something went terribly wrong (added an extra gallon of water by accident, or spilled extract all over the floor)
Kegged- Scottish Heavy (first kegged batch and I didn't f#&% it up!)
Bottled- Belgian Dubbel (Brewing Classic Styles).
Bottled- French Saison (BCS) Bottled March 17.
Belgian Pale with JP dregs Bottled Feb 3.
Dumped- 1.5 gallons Dubbel on orval/JP dregs colonized by fruit flies :(