Originally Posted by LABARINTH

for #16 I knew that was true, I heard that a person will eat on average 8 spiders in their sleep during their life.

for #2 Alfred Hitchcock most have lost his belly button in some sort of surgery or accident because all mammals have belly buttons

#8. Babies are born without kneecaps in addition to many other bones. They have cartilage in it's place which calcifies into bone after birth.

Some of the others I knew or could have guessed...but some of them I thought were fake like #23 and #12