Instacart Introduces Fizz for Social Party Planning Instacart has fairly rolled out a modern Fizz app called Bubble, designed particularly for party organizers and social butterflies who need a quicker, more collaborative way to arrange snacks and drinks. With parties and gather get-togethers getting to be more visit, Instacart’s most recent advancement points to expel the bother of planning who brings what. Instep, Bubble makes it basic to construct a shared shopping cart where everybody can pitch in, put their orders, and get everything conveyed in one go.