How did Harold feel about the boys playing with Bunnicula instead of him?

Harold felt neglected and a bit jealous when the boys chose to play with Bunnicula instead of him. He longed for their attention and felt sidelined, as he valued his time with them. The situation made him reflect on his own importance in their lives, highlighting his desire for companionship and recognition. Ultimately, Harold's feelings showcased his need for connection and belonging.