Savannah Guthrie isn't one to sit still for very long and has had a hectic few months at work, which has seen her work late night news shifts back-to-back with early morning starts.MORE: Savannah Guthrie surprises fans with her outfit choiceThe Today star was noticeably absent from work at the start of the week, and on Tuesday her co-star Hoda Kotb explained the reason for her being off work."It's Tuesday morning, we're so happy you're starting with us. Savannah is taking this week off for much-needed R and R."VIDEO: Savannah Guthrie and her Today co-stars as you've never seen themIn the front seats this week joining Hoda are Craig Melvin and Sheinelle Jones.MORE: Hoda Kotb's very famous new co-star revealedMORE: Al Roker shows support for co-star during emotional moment live on airIt isn't just Savannah who is off from Today this week either, as Hoda's Fourth Hour co-star Jenna Bush Hager is also taking the week off work.Jenna's seat is being kept warm by Kelly Rowland, who was announced as the celebrity co-host for Monday-Wednesday.