Nikki Bella is struggling to say, "I do."
"I couldn't be happy at my bachelorette. I couldn't be happy at my engagement party," a tearful Nikki tells sister Brie Bella. "There's something that is making me not feel like I can walk down that aisle right now."
"He lost the woman of his dreams," Brie says, disappointedly.
Will John and Nikki's fairy tale romance have a happy ending? Watch the clip above to find out!