When the attack abated, Sam shook small mountains of fluffy white from his hair, leaving wet bangs plastered to his forehead. Grumbling good-naturedly, he watched Dean trying to wipe snow out of his eyes where it was stubbornly clinging to his eyelashes.

"Whose bright idea was it to have a snowball fight with Bobby?" he asked.

Blinking heavily, Dean muttered, "Thought we'd win the bet."

Bobby rounded the back of the wreck. "Would've too—'cept I got help. From him." Bobby pointed.

And there stood Castiel.

"Hey! That's not fair!" chorused the Winchesters.

"All's fair in love and war, boys!"