Teddy was observant, much like his father, and great at reading people. He didn't miss the emotion on the guy---his grandfathers face. He tried to smile a little wider, if he had his powers, he would be using them to try and cheer the other man up.
"Yeah, she's a tough one, even for a Grandmother." He smirked, just a little at the joke. "I heard." He said softly before his voice went back to a normal level. "When I was really little, Gran used to tell me all about you ... and mom... and sometimes dad. I loved those stories."