What spice is commonly associated with the scent and taste of Halloween and autumn drinks?

Pumpkin Spice

Who is Winnie the Pooh's human friend? Which country claims it is the "Home of Santa Claus" and has a village named Santa Claus Village? Who does Joey officiate a wedding for, even though he wasn’t actually ordained? Which pitcher was known as "Dr. K" because of his many strikeouts? Who created the notation 'f(x)' for a function?