St Grizzle's school for girls, gremlins and pesky guests

When the village school floods, Lulu invites the staff and pupils to St Grizzle's, which means Dani and her friends have to share lessons with Spencer and his cronies.

Before long pupils clash with pupils and even the teachers' tempers are fraying.

Then rehearsals get underway for the school show - but it's all shaping up to be one big disaster!