Goodbye Mr Flips is the eleventh episode of Series Seven.
Sophie decides that she must become a nanny in order to see more of the children. Meanwhile, Mr. Whiteside thinks he's seen a ghost after Brian morphs into the spitting image of a long-dead former school headmaster. Josh uses this to get back on a trip to see Hamlet because he would be sitting next to Tania Thomas. Lucy, worried about a test, downloads an alien virus into the school computers however this takes a downward turn.