It looks like it popped up with "The Little Guys" quest set. I remember my uncompleted quests being at 186/216 before "The Little Guys" launched and now it's at 190/221.
Castle's forum posts
Reposting the hints from my thread since it was redundant and possibly getting removed soon or whatever happens to doubled up topics.
Bam! There He is!:
Showed off your avatar's shoes with a little bit of BAM.
They like to kick a ball that has different names around. (Sorry, I'm bad with sports)
So Murderously Cute:
____s and _____s and bears, oh my!
Big black cat.
You Should Be Dancin':
"Awww yeah, look at dem crazy moves. He gonna break something if he don't stop!"
" @Milkman said:Bleh, here's another set I'm doomed to fail since I only come around the forums at the time of new quests anyway." I really don't like these quests where I have no control over anything. I just need to wait and see if a mod will randomly quote me. "The mods do a great job tho, don't you think? "
Least I got... get... Right, at least it's not a weekly challenge quest.