Trying too hard man, trolling is an art, learn it. Nobody is gonna get too riled up over flat ass, if you think it is the best good for you but no one is gonna get mad just because you repeat it over and over. They will just roll their eyes and go watch women's volleyball or soccer.
The thong/g string whatever you want to call it definitely help accentuate the shape. That's not to say she doesn't have a nice butt. Just saying the thong definitely helped.