When Candy comes to meet Harold, he remains in the garden, staging his own incineration. Needless to say that she's quite shocked when (she thinks) she sees him go up in flames on that table. A few seconds later, he enters the room from behind, perfectly fine, giving her another shock.
When the motorcycle cop inspects the '68 El Camino that Maude has stolen, she tells Harold to grab the shovel and steals the police bike.
Harold revealing that he's converted the convertible his mother forced upon him into another hearse.
His mother and Edith entering the yard and beholding it.