David and Vanessa are apparently back for MAFS: Second Chances.
http://deadline.com/2016/09/married-at-first-sight-spinoff-ordered-fyi-1201819878/
Jamie also talked about this in her blog.
Do we really need to see David try to make a fool out of himself again? (My opinion, of course).
Vanessa, though, deserves a second shot. I would watch the show.