This song is sung in the tune of the Cancan. Perhaps I'll post it with sound. Dunno. Enjoy!
Harry, Harry has halitosis.
But he kissed Ginny.
Now she gas it to!
Oh no no no no no!
She kissed her mother.
Molly Wesley blacked out.
Ron cane running in
With a bucket of water.
When she returned to her senses
She hit the first person in sight
Who was Lupin.
Oh it was a full moon!
He turned into a werewolf.
Hit her with a large paw.
She blacked out again.
Oh dear oh me oh my!
Tonks stumbled out of the bathroom.
Roundhouse kicked her husband.
He fell down the stairs.
Thunk thunk thunk thunk thunk thunk thunk!
Tonks felt bad fo