You were talking way too loudly and your classmate who was sitting next to you was trying to peacefully do her work. She eventually got fed up with you.

She grabbed your chin and forced you to look at her, then she kissed you for about three seconds then pulled away.

"There. That'll get you to shut up." Indeed, she successfully managed to silence you. You were beet red. She turned to you again. "Anything wrong, princess?"