James: your cute moment is when he helps you with training for a Quidditch match.
Sirius: your cute moment is when he picks you up and carry you to his bedroom.
Remus: your cute moment is when he helps you out with your homework.
Lucius: your cute moment is when he helps you to choose which clothes you are going to wear for that day.
Severus: your cute moment is when he braids your hair.