The problem with concentration is it is something of a spell, and once it is broken things can all sort of topple over. Not that King toppled over. He was startled enough to lower his other hand back onto the construct, able to keep himself up there. With a breath, he glanced over, just long enough to recognize who had called him 'darling' before returning his attention to his balance and the construct keeping him up.
"Hardly working," he said, and then sort of grunted a laugh at her. His feet wobbled above him slightly, but he got that back in order. "Pool's still open if you want to use it. Might want to change though."