1000-lb Sistersstar Amanda Halterman and her new boyfriend, Leonard Moore, shared a cryptic message on Instagram, raising eyebrows amid signs she’s taking the spotlight from her sister Tammy Slaton. Amanda, the older sister of 1000-lb Sisters season 6 stars Tammy and Amy Slaton, has been sharing more about her relationship in the last few months. While she chose to keep the identity of her boyfriend a secret for the first weeks of their relationship, she revealed Leonard to the world just a few months into dating. Amanda’s relationship with Leonard has already been called into question by concerned fans.