The stars are still corpulent. The show is too long by half. And doe-eyed psychologist Linda Papadopoulos keeps asking questions unworthy of a seventh-grade health-class textbook. But the fourth outing of Celebrity Fit Club 4 has something that the others lacked: heart. These sympathetic contestants including Tina Yothers, Bone Crusher, and Angie Stone deserve the svelte figures they crave. Even the lesser-known Turturro brother, so obviously cast in the Daniel Baldwin firecracker role, earns a pinch on his ever-shrinking cheek.