LbN: Inkblot Hearts complied a list of things we're not allowed to do at Hogwarts (as seen on avatars and bumper stickers across the internet). IH has all 623 listed, and I couldn't help myself when I got to number 153...

Tonks set her book down when she heard the door to the flat open. She was about to call out to her husband, but stopped. She listened hard as Remus's humming floated down the hall to her. No, she thought. He couldn't be singing what she thought he was singing…

"Do do do do, do do do, do do do, do do do, do doooooo…."

It took everything in Tonks's power not to fall off of the couch laughing. She couldn't surpress a chuckle, however, when Remus appeared in the office, still humming.

"What's so funny?" he asked, giving her a kiss.

"Your…er…musical choice for the evening…."

"Oh! You know the song? My students were humming it today. It's insufferably catchy, but they wouldn't tell me the title for some reas— Tonks, what's up with you?"

Tonks really had fallen off of the couch this time. "Remus…that's…"

"I have a feeling I'm not going to like this."

"It's a Muggle song called 'Hungry Like the Wolf'," she explained, finally getting a hold of herself. "I believe in goes: In touch with the ground. I'm on a hunt down after you. Smell like I sound, I'm lost in a crowd; and I'm hungry like the wolf. Straddle the line, in discord and rhyme; I'm on a hunt down after you. Mouth is alive with juices like wine; and I'm hungry like the wolf."

Remus was still and silent for a moment after Tonks stopped singing. Then, very calmly, he reached into the candy bowl on the desk and grabbed a chocolate. Chuckling, he took a bite. "I'm going to go make dinner," he said.

After he'd left, Tonks chuckled again. "Someone's in trouble," she said under her breath.

That Monday, the Defense Against the Dark Arts class was working quietly and diligently. Remus had given them a tiny bit more work today, so they'd be quiet and the offending party would be caught off guard when he made his announcement. He cleared his throat. "Scorpius Malfoy and Albus Potter? Detention with me for the rest of the week. " He barely contained his smile at their astonished faces. Going back to marking papers, he hummed, "Do do do do, do do do, do do do, do do do, do dooooo…"