Eventhough D.J. can't afford to buy the new sweater to replace the one Danny gave her that was destroyed, the gardener should've taken responsibility by paying D.J. back for shredding it with his lawnmower.
When Jesse throws the address book into the fire the second time, he misses.
It's a little strange that the gardener would be mowing the grass during recess while there are tons of playing children in the way.