Co-host Tony Dokoupil anchors from Vatican City for the papal conclave, Norah O'Donnell joins the coverage from Rome.

Paige DeSorbo and Hannah Berner, co-hosts of "Giggly Squad"podcast and co-authors of How to Giggle: A Guide to Taking Life Less Seriously.

NEVER TOO LATE: CBS News senior culture and national correspondent Anthony Mason learns the art of painting in a very personal tribute.

Dr. Sheryl Ziegler, author of The Crucial Years: The Essential Guide to Mental Health and Modern Puberty in Middle Childhood.