Someone prompted a sequel to "Signs", so here it is- although you could probably read it on its own, too.
This Is War
"Hey Hummel!" called Blaine from the other side of the hallway, immediately feeling all the eyes in the crowded room turning to look at him. He walked up to Kurt calmly, making sure to sway his hips as much as possible. Blaine pushed away the Cheerio clinging to Kurt, and threw an exceptionally tiny thong towards him, Kurt catching it instinctively.
"You left this at my place," he whispered, winking and licking his lips. Not leaving Kurt any time to respond, Blaine turned and left before the shock on Kurt's face turned to fury, smirking to himself.