Harry Potter HeadCannon-1
After his partner in crime had departed, George pulled Ginny into doing pranks with him to fill the void. One day they had set off a bloody good trap on Ron. When he fell for it George yelled happily;
"Look Fred, I told you it would work! Look at his face! You owe me te..." He looked down to see Ginny, his face falling, and he collapsed, sobbing.