PASADENA, CA–Day Two at the semi-annual TCA press tour started with a laugh. Working hard at that was the cast from the new comedy series Childrens Hospital, which began as a series of short webisodes but now airs on “Adult Swim” on Turner Broadcasting’s Cartoon Network.Among the cast of the medical spoof were Rob Corddry, Megan Mullally, Canadian Malin Akerman and Henry