ET spoke with Madison at the Hallmark Channel and Hallmark Movies & Mysteries Winter 2019 TCA Event.
Viall also weighs in on why so many women are leaving Underwood's season.
The pop star appears in a new promo for season 11 of the hit series, which kicks off on Feb. 28.
ET exclusively debuts a first look from a brand new episode, airing Tuesday, Feb. 12 at 10:30 p.m. ET/PT on Comedy Central. Kyra Sedgwi
ET caught up with the reality star, who dated Underwood on season 5 of 'Bachelor in Paradise,' while on the red carpet at the premiere
Candace Cameron Bure and Jodie Sweetin tease that there's going to be a wedding on 'Fuller House.'
The 'Sopranos' star is here to shake things up!
'Project Blue Book' airs Tuesdays at 10 p.m. ET/PT on History.
"I think it's great for the show."
And another contestant sent herself home on Monday night's shocking episode.
ET spoke with Halle Berry at the premiere of the new series she is co-executive producing, 'Boomerang,' premiering Feb. 12 on BET.
'America's Got Talent: The Champions' finals kicked off with stellar performances and heartfelt stories when it aired Monday on NBC.
Colton admits he's falling in love as another contestant makes an abrupt exit.
The 'Bachelor in Paradise' alum does, however, think Underwood ends his season happy.