Girl 6pack with a lil chubby over it?

so im not fat but i have some chubby on my stomake. its not noticable for me to be called fat. sooo like a lil chubby? i have a 6-pak but with that lil fat over it.....wtf? i eat okay & workout but that lil fat wont leave! what do i do?! im 14 & 5"5" & going to 9th grade. how can i get rid of that lil fat on my stomacke? dont tell me to work out & sit-ups. trust me i do alot & i have an B in p.e. cus i can do alot! working out wont get that off. it just gets muscles & harder abs. wtf do i do?!? wat should i eat & stuff like that