VIDEO: 'Dancing With The Stars' week 9 interviews

'Pretty Little Liars' actress Janel Parrish and Val Chmerkovskiy talk about who they're worried about on 'Dancing With The Stars' on Monday, Nov. 10, 2014.

'Fresh Prince of Bel-Air' actor Alfonso Ribeiro and Witney Carson talk about the mental stress from competing on 'Dancing With The Stars' on Monday, Nov. 10, 2014.

'Duck Dynasty' star Sadie Robertson and her partner Mark Ballas talk about their perfect score on week 9 of 'Dancing With The Stars' on Monday, Nov. 10, 2014.

YouTube star Bethany Mota talks about dealing with the mental stress and her sense of accomplishment from 'Dancing With The Stars' on Monday, Nov. 10, 2014.

Partner Artem Chigvintsev reveals actress Lea Thompson's secret in performing on 'Dancing With The Stars' on Monday, Nov. 10, 2014.

Comedian Tommy Chong and his partner Peta Murgatroyd talk about making it so far on 'Dancing With The Stars' on Monday, Nov. 10, 2014.