Lisa doesn\'t believe in ghosts.
Even if her future happiness hangs in the balan.
But when ghosts start appearing, she can\'t let them ruin all her hard work.
Everything is right on track.
She\'s practiced Christmas dinner dozens of times, found the perfect gifts, and decorated a tree beautiful enough to be on a magazine cover.
Her mother-in-law has finally handed her the Christmas reins, and Lisa can\'t mess it up.
And even if she did, she doesn\'t have time for them.
Lisa doesn\'t believe in ghosts