Found the fab new (ish) community rarepair_shorts! :D Am attempting not to gush.
But seriously, I am in love with their prompts. And we're allowed to mix 'n match from the lists! How cool is that?
(V. cool is the answer, but I guess you already knew that.)
My brilliant, shiny table, which will be used for Salazar Slytherin/Helga Hufflepuff, providing I am approved, of course:
HP Rare-Pair Challenge
|1. not listening to a word|
|2. when the clock strikes one|
|3. |once upon a midnight dreary
|4. |er... um...
|5. where the watermelons grow|
|7. hush, little baby|
|8. mum's the word|
|9. this is Wednesday|
|10. not the buttons!|
|11. rocking chair|
|12. black ink|
|13. by the book|