Wild Card Early Edition : Season 4 Episode 6

While struggling to find a way to tell his boss that he's leaving McGinty's for good, Patrick thoroughly frustrates Gary by following him around all day and triggering a host of potential disasters. When Patrick's actions culminate in an explosion at a Halloween rave party, Gary instructs him not to move a muscle - a directive that backfires when Patrick attempts to help and winds up in a life-threatening situation.