"When It Hurts So Bad" - Meredith takes a step forward with Will but quickly regrets it; Maggie senses a disconnection with Andrew; and Amelia reevaluates her relationship with Owen. Meanwhile, Catherine comes into town and really shakes things up with April and Jackson, on "Grey's Anatomy," THURSDAY, MARCH 31 (8 :00-9: 00 p.m. EDT) on the ABC Television Network.
