Jennifer “Jen” Arnold, MD and her husband Bill Klein are co-stars of The Learning Channel’s (TLC) reality series, “The Little Couple.” In the premiere this week, Dr. Arnold, a neonatologist, is followed by crews as she undergoes a hip revision performed by AAHKS member, Mathias P. G. Bostrom, MD, at the Hospital for Special Surgery in New York. In the episode, Dr. Bostrom explains the unique challenges of skeletal dysplasia in Dr. Arnold’s case. Watch the trailer.