Why am I so interested in James Potter?
Regulus doesn't know the answer and he can hardly bother asking his older brother for fear of mortification. He can already see the teasing glint in his older brother's eyes as the days of mockery would ensue. But Regulus wants to know why.
"Are you insane?" James screamed abruptly during dinner to his friends.
Regulus narrowed his eyes as the frantic sixth year boy began whispering furiously. He felt a pang in his chest at the sight of their heads huddled together. Regulus considered asking Sirius but remembered, curiosity killed the cat.