No Mail

The Cure

Plane To See

Behind in Mail

Mailing a Postcard

look us up (colloquial): pay us a visit

Praying for Mail

A Regular Don Juan

Don Juan: A man who is an obsessive seducer of women.
son of a gun: euphemism for "son of a bitch" (a profane term for a man who is nasty, rude or otherwise offensive).

Playing Post Office

Post Office (Wikipedia) is a kissing game historically played by American teenagers at parties.

That's All...

Rusty Mailbox