Went from a DD/E to a G, then back to a DD.
Went from DD to I, then back to D.
Went from D to G, currently an E, but I'm still breastfeeding ...

I can't wear pushup bras, they have to be fullcup. I get a skin muffin top otherwise - no fat, just skin. One day I'll pop off to the cosmetic surgeon to the stars and get a reduction to a nice C cup.