Beelzebub presents herself as a highly extroverted and energetic party girl. With her lively attitude, she keeps a bright environment for her guests, allowing them to heavily indulge in food and alcohol, such as her beelzejuice.
She is also shown to be competitive when challenging Blitzo to a drinking contest, but shows respect to him when losing. She has shown to care about others' well-being and also concern for her guests, and does not like it when they indulge for self destructive reasons.