**Pay close attention to the clues!
She did not die on the show.
Actually, Spoiler:Amanda found herself in the stopping off place-- an early stage of death-- twice, but because Mr. Best/"death" was a sucker for eyelashes, or something, she was given a total of 3 additional chances to live but after blowing the last one (no pun intended), she died permanently (and for some of us, quite memorably) in 1970.