By Ishaan Bhattacharya Al Horford’s sister, Anna Horford sent out an ill-thought tweet describing her sexual endeavors before promptly deleting it. Anna Horford is one of the most interesting characters in and around the NBA world. She is the sister of Boston Celtics big man Al Horford and can often be seen sharing extremely opinionated statements on Twitter. Anna tore into the Golden State Warriors repeatedly during the 2022 NBA Finals, calling the Warriors ‘bit** as**s’ and attacking Draymond Green’s dirty play-style. However, her latest instant of social media use turned out to be a lot mor…