[Donny had zero eye for fashion, but he nodded and pretended like he understood. Casual wear for adventures - the nice stuff would probably get ruined if she wore it out with the Doctor.

He raised a hand to brush against her cheek, accidentally hitting the earrings and making himself smile again. At her final word of caution though, Donny sobered up fairly quickly. He nodded,] I promise, I'll stay out of trouble.

[And he would. He wouldn't break that promise to her.]