HARINGEY voters will get a last chance to decide who to choose to be London Mayor at Alexandra Palace on Monday.

Four of the five main candidates for the post are set to appear at a public meeting at Ally Pally.

They are Ken Livingstone (Independent), Darren Johnson (Green), Steven Norris (Conservative), and Susan Kramer (Liberal Democrat).

Frank Dobson (Labour) will not be appearing, but a member of his campaign team will take his place.

Meanwhile Ally Pally celebtrates its 125th anniversary on Monday with a host of events and attractions in the the palace and park.

These include a fun fair, the Chinese State Circus, a radio road show, history and conservation tours and exhibitions, a barbecue and cut-price activities.

The public will be able to question candidates at the great debate.

Questions should be sent in advance to the palace or handed in to officials on the day before the meeting begins.

There is room for 2,000 people in the venue in the West Hall.

Free tickets will be availble on a first-come, first-served basis at the palace's Palm Court entrance from 2pm.

The meeting starts at 3pm and goes on until 5pm.