This guy attended GWU! That had to be it! He could've known any of their friends...hell, he could've hung out with them once, probably briefly. No wonder his face rang a bell.
"I'm Donnie. My girlfriend's called Rachel, Rachel Lang. She's in her second year now...I think."
Donnie scratched his head. "I have a buddy who went there too, he did art. Kinda think he's before your time though..."