How many times have you heard this: "I love him, we're great together, but..."? There's always room for doubt, even in the happiest of relationships. So this week, the Sugars take on some of those doubts in rapid-fire fashion.

The Sugars revisit an episode in which they explored the fraught relationship between body image and romance. They're joined by the writer Lindy West, who has much to say on what it means to be a fat woman in our society.

The holidays are supposed to be a time of joy and gratitude. But for many of us, they can be filled with anxiety and dread. This week, the Sugars revisit an episode in which they took on some of the big questions of the holiday season. They're joined by Heather Havrilesky, author of "How to Be a Person in the World" and of New York Magazine's advice column, "Ask Polly."