The affection was definitely welcomed--maybe previously Trailcutter had been too drunk to register it (if it'd happened at all), but now...? A small smile spreads at First Aid's little bumps. And maybe giving an affectionate one back.

"Nothing beyond being sober. I guess I disappeared for awhile, but you remember me coming back, right? That whole weird situation?"

Yeah, he certainly remembers it, and remembering when he came back to a shocked Bluestreak and First Aid on one of the escaped ships. Slowly, he lowers First Aid to the ground, hands going to his hips as he looks around.

"If I had to guess....Cybertron. But...if it is..."

He leans in, whispering. "Bet you five shanix it's all Starscream's fault."