BtVS: Dead Man's Party / OK... we get it (Rules of Buffy #3: If something doesn't seem quite right... it''s a dream)

To be honest this should probably be rule one - it being such a staple of the series... but rule 3 it is...

Rules of Buffy # 3: If something doesn't seem quite right... it's a dream and in the next shot someone (probably Buffy) will sit up suddenly in bed.

Oh look, how sweet, there's Buffy and Angel... walking in the sun... lovely... but...