Tonight's must-see: "“CMA Music Festival: Country Music’s Biggest Party"

Performances from Nashville's CMA Music Festival are featured. Artists include Trace Adkins, Sara Evans, Martina McBride and Hank Williams Jr. In addition, fans get to meet their favorite country-music stars.

The aspiring designers work on their second challenge.

The six remaining chefs prepare original dishes, then the two teams must devise menus on their own for the night's dinner service.

When Allison becomes overly consumed with finding a murderer who uses bodies as human canvases for his macabre "art," her obsessive behavior alarms Joe---and causes him to worry about their daughters' welfare.