I still think the 4th flight must be at rumour stage. The obvious question being where does the extra LHR slot come from?
JKK are here at MME all Summer until October. The only day they don't operate is a Tuesday. Good job really, they can catch up on the weekend's delays!
Next year looks like being hectic (by our standards) with two based charter aircraft (BY & JKK) in addition to the low cost routes of baby!