What could possibly have ended the tight-knit thirty year friendship of Tully and Kate, our"Firefly Lane Girls Forever"? We'll learn the answer this season -- but first -- Kate grapples with the pain...

What could possibly have ended the tight-knit thirty year friendship of Tully and Kate, our"Firefly Lane Girls Forever"? We'll learn the answer this season -- but first -- Kate grapples with the pain...