Sometimes, 3 & 1/2 stars is enough. To start Season 7, Kat & Marc review M. Night Shyamalan\u2019s \u201cKnock at the Cabin,\u201d the director\u2019s overall career, and two spectacular performances. Also, the gang wonders if \u201cScream 6\u201d will live up to expectations and give their Oscar predictions.\xa0