he lay in the grass amid a little clump of alders , trembling , hot and cold , trying not to puke ( he had spent the entire previous day puking and shitting , it seemed , until the muscles of his midsection ached with the strain of sending such heavy traffic in two directions at once and nothing came up his throat but thick , mucusy strings and nothing out of his backside but brown stew and great hollow farts ) , and when he looked through the binoculars again , it was just in time to see the back end of the little electric cart disappear as the blackbird mommy drove it through the door .