Aight awesome. Just to make this easy for people I'll give some timezones.
22:00 GMT = UK, Portugal and some African countries.
22:00 GMT+1 (23:00) = Spain to Poland.
22:00 GMT-5 (17:00) = East US.
22:00 GMT-6 (16:00) = Chicago up till Denver and everything in between.
22:00 GMT-7 (15:00) = Oh
**** this, nobody lives there.
22:00 GMT-8 (14:00) = West US.