Claude Hijinx
At the point Angela vanished, Claire was just turning to her to say something, something that was forgotten with the disappearance of the Petrelli matriarch. "Angela? Where are-"
And then the screaming started. For three full seconds, Claire was worried for her grandmother and on her way to the potential for panic. On the fourth second, it hit her that while she couldn't see her grandmother, she was still close by, judging by the volume of her yelling. It was then it hit her.
Claude.
He'd remembered his promise to do this sometime when she was around! She reached out at the laughter hit her, closing her fingers around her dad's sleeve, then outright turned and clung to Noah to keep upright and unrumpled for the pictures as she gave herself over to a epic wave of the giggles that just would not stop, no matter how much her grandmother screeched and cursed. She hadn't been able to laugh like that lately and now she couldn't stop.