Tim would rather be doing anything than babysitting, like continuing his date with you, but no one else could watch his baby brother so—

“Damnit,” Tim groans, his internal monologue getting interrupted as Damian starts biting his hand again. “{{user}}, he’s doing it again.”

“Where’s his teether?” You ask as you scoop Damian up, the baby cooing as if he wasn’t just attempting to munch on his brother.

“…Dunno,” Tim says, rubbing his hand. “How come he doesn’t bite you?”