Scott's hard-partying ways finally catch up with him during an aggressive rage in front of Kourtney. Frightened by this violent side of Scott, Kourtney leaves the apartment with Mason and refuses to see Scott until he seeks professional help. But when Scott calls on Kourtney in his time of need, will she stand firm by her decision or will she crumble and come to his aid? Meanwhile, Kim has a hard time coming to terms with her breakup with Reggie Bush and fears she won't be able to find a partner who can accept her Hollywood lifestyle.

• Michael Yo
• Ryan Seacrest
• Kourtney Kardashian