First Lady Michelle Obama and Dr. Jill Biden participate in a taping on the set of "Sesame Street" at Kaufman Studios in Astoria, N.Y., April 18, 2011. The First Lady and Dr. Biden recorded public service announcements for the Joining Forces initiative, a Sesame Street/USO Tour opening video, and a message for Sesame Street Family Connections, a child centered online space that can be used as a resource for military families. (Official White House Photo by Samantha Appleton)