"Well then," he tossed over his shoulder. "You'd better hurry up if you intend to stay with the party. Decide quickly though," he reached out ad grabbed the wrist of a pretty Hufflepuff fifth year who was watching the exchange. "I won't wait for long, and you are so easilly replaced."
He tugged the girl in and planted a kiss on her shocked mouth. She pulled away, looking horrified, then slapped him across the face. He staggard back, looking dazed and disoriented.
Click.
Sirius blinked, looking down at a horrified Hufflepuff, and wondering when the Hell they'd gotten outside.