"And Quirrell was actually hiding He-Who-Must-Not-Be-Named under his turban, so-"
But before Ron could get another word out, Fred and George burst out laughing.
Everyone except for the twins looked confused.
"What's so funny?" Ginny asked.
Fred turned to George. "Shall we tell them, brother mine?"
"We shall." George grinned. "Remember when we-"
"bewitched those snowballs to throw themselves at Quirrell's turban?" Fred finished.
Ron nodded, his confusion slowly melting into understanding and then...
"You... Threw... Snowballs... In He-Who-Must-Not-Be-Named's FACE!?" Percy spluttered.
In memory of Fred Weasley
One of only two people who can boast of having thrown snowballs in Lord Voldemort's face