Pie was American. Booth fought and liked America, That was as deep as he would o if questioned again on the pie. Angela had mentioned the pie thing before too, but Booth didn't see it. Pie was good, everyone should be able to enjoy it. "Stubborn." He mused though it wasn't a biting comment it was more of a easing jab. His mood was improving slightly.
At least until he started thinking on the seal. He knew it wasn't logical in Bones' eyes, or probably anyone's at this point why he would feel like bad things would happen, but with his deal still in place and Lavender gone it meant for him that everything was up in the air. Nothing was off limits. He could wake up tomorrow and Parker could be gone, that would crush him. The seal taking away friends was one thing, but family would have been too much.
Booth stayed in step with Bones despite the change in mood and offered a tiny smile as he felt her attempt to reassure him despite her lack of wordy belief in his theory. "I was here for two years before any of you came, Bones. I don't want to do that again."