2. Can be used as an 'entrance'when walking into a large group of people.
3. 'We' - can also refer to 1 person
David: yeah, not bad
Bill: - "How are we?"
Craig - *Walks away*
"your at a party, and walk through the door into a large croud.. *silence* ..
John: "How are we?" -
*crowd bursts into laughter*.