Relative Madness: 'Twisted Family Tree'

The survivors of Oceanic Flight 815 start off as a fractious, confused group, but they quickly become family – some literally (Jack and Claire share a father!). Of course, all families have their tensions, which is why the survivors seem to spend as much time fighting among themselves as fighting the smoke monster and the Others.

Watch SOAPnet's 'Relative Madness' Twisted Family Tree countdown this Thursday night to see if "Lost" tops the list!