Sirius flung himself on the bed, looking positively cheery. “So,” he started, “Teach me the wonders of Confusion Charms, oh great Professor Moony,” Sirius said, his voice dripping with sarcasm. [Warning: Contains slash.]
Remus Lupin ponders on what he's lost. OotP spoilers. Includes slash. You don't like, you leave me alone. It's barely there, I realized looking back on it.