There was a lot to talk about for the two to discuss and the reunion lasted an hour long before wearing off. Even then, the reunited Verdemonts were not done.
It was human nature to be greedy for something good once you got a hold of it and the old man was just the same. The moment Linda's ghost vanished, he cried out like a baby suddenly pulled away from a mother's nipple before achieving satisfaction.
"Bring her back! Please bring my grand daughter back."
The old patriarch wailed and pleaded with Phoebe loudly with no regards to his status. Even though she could, Phoebe choose not to otherwise she would have to spend the entire day summoning Linda.
If she gave in, he might even call her back daily and have her enable him speak to Linda as often as possible.