It seems you're looking for help completing a statement about character interactions in "A Cup of Tea" by Katherine Mansfield. However, the reference to Jay and Grandpa Tony does not seem to align with the characters from this particular story.
In "A Cup of Tea," the main characters are not named Jay or Grandpa Tony; instead, the story primarily revolves around a woman named Rosemary and her encounter with a young woman in need.
If you could clarify or provide the correct characters and context from the story regarding the interactions you would like to complete, I can certainly assist you further!