Definition of can't judge a book by its cover

This bolivian may borrow your face for a minute

I may have an innocent face, but you should never judge a book

I may have an innocent face, but you should never judge a book

I may have an innocent face, but you should never judge a book

(I may have an innocent face, but you should never judge a book

I may have an innocent face, but you should never judge a book

I may have an innocent face, but you should never judge a book

I may have an innocent face, but you should never judge a book

I may have an innocent face, but you should never judge a book

I may have an innocent face, but you should never judge a book

My ex never allowed me to ride his face...May I ride yours?