Brielle Biermann is firing back at social media trolls who hurled criticisms at her after she posted a picture to Instagram of herself sitting in the lap of her father, Kroy Biermann, at a steakhouse. “The comments of her sitting on her Dad’s lap is disturbing and to say have they hooked up, like what is wrong with you people,” one commenter wrote taking up for the 23-year-old reality star and model.