They went back to see Slughorn
Slughorn: So, was that the boy from Slytherin who took the Potion's from me?
Harry: Actually, he wasn't.
Slughorn: Then that means...
They saw Ginny coming
Ginny: Oh, you're here. Thank goodness!
Ace: Is something wrong?
Ginny,n The Heartless are back in Hogwarts. And i though you should now.
Ace: That's right!
Daffy: Back to Hogwarts!
Harry: But wait! What about the Potion thief? We don't know who it was.
Ginny: Actually, The Heartless are they are playing the Potion's when I saw him.
Ron: Alright! We found the Thief! Let's go back!
They went back to Hogwarts
Neville: Somebody help us! They are playing the Potion for no reason!
They saw the Heartless playing the Potion
Neville: They have no manners for this! Boy, this is not my day!
Ace: Let's get all the Potion's back!
They defeated the Heartless and they got the Potion's back
Ron: That's all of them. And we save all the Potion's from them.
They saw Snape coming out of the Great Hall
Snape: Somebody help! My contraction has been Stolen! And one of you will lose some points!