I've been thinking... Maybe you're a mockingbird... Mockingbirds imitate the songs of other birds... No, I've never heard of any copyright problems.
I have deep feelings of depression... What can I do about this?' 'Snap out of it! Five cents, please.
Dear Valentine, I have thought of you often. Not all the time, but often.
Nothing echoes like an empty mailbox.
Christmas is doing a little something extra for someone.
Dear Sweetheart, do you ever think of me? Just the other day I was thinking of you. I'm pretty sure it was you.