What song starts with the lyrics, "You better watch out, you better not cry"?

"Santa Claus is Coming to Town"

Which nerve cell transmits signals throughout the body? What soccer club in Germany has traditionally served as Bayern Munich's key rival in the 'Klassiker'? Which dessert item uses egg whites whipped until stiff, then baked or dried to achieve crispness? Who succeeded Queen Elizabeth I to the English throne? What sci-fi horror game features Isaac Clarke aboard the USS Ishimura?