Apparently it's some sort of a new slang term to describe something that sort of has a middle ground in between something . . . like if something's light-hearted and cutesy, yet not so sappy or sacchrine; or if something kind of dark and brooding, yet not so unsettling and horrific.
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Christmas Music
Macy's Thanksgiving Parade
Sesame Street debuts on Netflix
Back to the Rock Season 2
Sam and Friends Book
Jim Henson Idea Man
Bear arrives on Disney+