Kourtney Kardashian Reveals Scott’s ‘Substance Abuse’ Was ‘Deal-Breaker’ In ‘KUWTK’ Reunion

Kourtney Kardashian Says Scott Disick's Substance Abuse Was A 'Deal-Breaker'

In a sneak peek at the explosive two-part "Keeping Up With The Kardashians" reunion special, Kourtney Kardashian reveals that Scott..