Fans who registered for tickets for the Spice Girls reunion tour must respond to emails confirming they are successful within 72 hours.

Thousands registered on a website, and those lucky enough to be chosen will be notified no later than today.

One date, on Dec 15, was sold out within 38 seconds of fans being notified.

Those who have yet to buy theirs will get a password on the email which they can use to buy tickets.

The Spice Girls reunion tour hits the O2 Arena on December 15, 16 and 18, and January 2, though it is possible more dates could be added.

Meanwhile the group are 1/ 4 to have a No1 single by the end of the year, according to Ladbrokes.