Find out which of Martha Madison's Days of Our Lives co-stars is guaranteed to make her crack up behind the scenes.

On the one hand, Martha Madison was more than happy to see Sami ... which is something the actress never imagined would happen after all these years. That's going to be front and center.

She appears in scenes with Martha Madison’s Belle ... for another run as the incorrigible Vivian Alamain too. The actress makes her first appearance on Friday, April 11. Once again the character ...