"My grandfather and grandmother were, like, total, horrible alcoholics that used to beat the crap out of each other... That was enough for me... but in the middle of all of this they said, 'We're gonna take you to Annapolis, Maryland... because your great-grandfather shot and killed his brother, like, 20 times in front of the whole family'. I was like, 'Really?' It was crazy." Actress Christina Applegate admits her recent televised climb through her family tree for U.S. Tv show Who Do You Think You Are? was a tough experience.