The two actresses only speak to each other while filming.

This former B+ list mostly television actress who was in the network hit that was great for a year and then crashed and burned spends most of her days on the phone with her boyfriend and the rest of it trying to throw her B list mostly television actress co-star under the bus. The former B+ list actress wants to be the star. She hates the supporting tag in front of her name and thinks “the old bitch” should be the supporting one and that people only watch the show for the former B+ list actress. The two actresses only speak to each other while filming.

Hayden Panettiere (“Heroes”)/Connie Britton “Nashville”

Source: http://www.crazydaysandnights.net