1. Experiencing something normal or
familiar, but from a completely different point of view.
2. Being in a familiar setting which you
associate with one part of your life, but having other people present that you generally associate with a different part of your life; usually accompanied by a feeling of
awkwardness or even embarrassment.
#1:
Teaching here is gonna be some twilight zone shit, I went
to school here!
#2: I can't believe
I ran into my dad at the club last night...that was some twilight zone shit, man!