Ginny's expression went from sheer bliss to utter panic in the space of a blink.
"Mum! Don't--" She managed to squeak out, trying to use some of the covers to well...cover herself, glancing worriedly at Neville's pathetic hiding spot.
"Ginevra Weasley you cannot possibly have gone back to be--" Her mother started lecturing, but once her gaze focused on the whole of the scene, the elder Weasley woman stopped short, her face flushing to match her hair. Her eyes drifted from the trail of clothing that led to the bed to the distinctly human-shaped lump beside her guilty looking daughter. "What on earth is going on in here?"
Ginny for her part was at least just as red and was now speechless for a whole other reason.