Recently retired porn star Lisa Ann sat down for an exclusive interview with VladTV during which she spoke on the popularity of butt injections and implants in the adult entertainment industry, saying it used to be all about boobs, but that things have switched up to more importance being placed on a woman's backside. She actually finds it funny because she's always had a big butt and now people constantly ask her if it's real.

See what else she has to say about the big butt phenomenon above.