Hospitalized contestants on American Idol and Dancing With The Stars were released Wednesday and said that they plan to soldier on. American Idol singer David Cook received a prescription for medication to lower his blood pressure and Dancing contestant Derek Hough sported a neck brace. In Wednesday night's ratings, Idol once again dominated everything in sight, scoring a 15.2 rating and a 23 share as pint-sized singer Famiele Malubay became the latest singer to be eliminat ed from the competition.