Prince Harry Is Quite the Cute Third Wheel on Will and Kate's Rugby Date

Kate Middleton, Prince Harry, and Prince William all attended the Rugby World Cup in London on Saturday. The royals sat together in the stands, and while Prince William and Kate cuddled up and shared loving looks, Prince Harry had a selection of his usual goofy facial expressions on display. The casual outing comes at the end of a busy week for the group — Will suited up to take flight with the Battle of Britain Memorial Flight team on Tuesday, both Will and Harry helped renovate homes for Armed Forces veterans on Wednesday, and on Friday Kate visited a women's rehab center. Keep reading for all the fun-filled pics, then help us figure out what Will and Kate are always whispering about together.