"It's been so great to be on The Voice and all that music," Stefani replies coyly, before DeGeneres flashes a picture of Stefani sitting in Shelton's lap behind them. "Whoa!" Stefani screams as the audience roars.
The No Doubt singer announced this past August that she and husband Gavin Rossdale were getting divorced after 13 years. Shelton also went through a public divorce this year, from fellow country star Miranda Lambert.
Watch Miranda Lambert Cover No Doubt's 'Spiderwebs' -- Pre-Divorce
"I didn't even know who he was before I was on the show," Stefani insists of Shelton while extolling his musical knowledge and the fact that he's "literally like a musical jukebox" for '80s music. DeGeneres then decides to go for the kill.
"And he's a good kisser?" she asks innocently. "Or no?"
"Wow!" is Stefani's only response for now.