Oh, he's got to hold it together, he's got to, even if the way she rubs his back kinda reminds him of how his mom would do the same thing when he was sick. Radar swallows as hard as he can to try and get the lump out of his throat.

"Um. Can I get you anything? We got tea, or..."

He hears how absurd it sounds before it's halfway out of his mouth. But something else his mom would do? Have his hide if she ever found out he didn't offer a guest something to drink. That's another thing you gotta make sure gets done, if you're taking charge of a house.