Siblings Riff-raff and Magenta take the title of the song ''Touch-a, Touch-a, Touch-a, Touch Me'' very literally.
Image Credit: Everett Collection
''True Blood'' is the latest to make a story line of family members getting too close for comfort. This plot device has been creeping us out for years to varying degrees; see our take, from not too disturbing (''Revenge'') to off the charts (''Chinatown'')