Who is Dootsie Pringle from Love, Stargirl and what is their importance?

Dootsie Pringle is the spunky five-year-old neighbor Stargirl meets while she is meditating in the woods. Very quickly, the two girls become best friends despite their ten-year age difference. Dootsie is extremely precocious and has few boundaries in her personal relationships. Like many young children, Dootsie has many attention-seeking behaviors, such as pretending to be invisible.