Familiar faces are set to return to the "Today" show in January. Former co-hosts Katie Couric and Meredith Vieira are both scheduled to come back for a week in January with Savannah Guthrie on maternity leave. The show's co-host Matt Lauer is excited to have the former hosts back on his show. This year marks his 20th season with "Today." In an interview, he said "it's going to be fun, a walk down memory lane.