|Introduced in||"Fionna and Cake"|
Ms. Cupcake is the gender swapped version of Mr. Cupcake. Ms. Cupcake makes a cameo appearance in the theme song of the episode "Fionna and Cake," but she, however, does not actually appear in the episode.
Ms. Cupcake looks very similar to Mr. Cupcake, except with small gender related differences. She lacks his mustache and pink nose, she has pink sprinkles on her head instead of blue sprinkles, and her wrapper shows a bit of cleavage.