Lol, I literally just saw a similar headline, read the result, and said the same thing just before seeing this post.

It being strangely warm and heavy is just a hug showing you that it loves you to death.

That’s odd, we use “a wee bit *” in the USA too, not a terribly common colloquialism but still used. On second thought, maybe not lol. I do read a lot, perhaps I picked up my familiarity with the phrase from books.