As the pseudo-grandfather to the Crawley sisters, Grandpa Carson is bound to be devastated by Matthew leaving Mary a young widow with a baby. There was a glimpse of him looking after baby Sybil in the finale and we'd like to see that continue with baby Sybil and the new grandchild, especially if it was on the sly. Mustn't get too sentimental now.
Also, is it wrong of us to 'ship Mr. Carson and Mrs. Hughes? You saw how happy he was when it turned out she didn't have cancer. He loves her!
Turns out actor Jim Carter thinks Carson and Mrs. Hughes should get together