"Wha-*thunk*" The counter shook, and Sandy appeared a moment later, rubbing his sore head. "Nghh, no, no, I couldn't accept somethin' like that. I appreciate th' offer an' all, but y'already gave me one paintin' free, I can't just take another like that." He shook his paint-covered head firmly.
(Steam is being funky, it keeps saying you're offline, but I get your messages just fine)