This isn't exactly a drabble because it's late and I'm lazy. For elleyezee and fadsforwhatever. :D
“Mine.” He’s still staring at her expectantly. “But I’m gay. We figured that out…”
“That night. I know now.” She heaves a deep breath. “Look, I was really drunk, and you’re the only one I remember…“
She watches a familiar glint take hold in his eyes, and suddenly he’s puffing out his chest and declaring grandly, “Then I shall be the best baby daddy any slayer’s unearthy spawn may have! I will raise the child ignorant of her destiny, far from civilization, and when she comes of age-“
“Oh god.” She buries her face in her hands and wonders why, why, why she had to have slept with Andrew Wells that night.