OK, maybe I'm being pedantic here
(and maybe uncharitable too), but let's keep it
a centre, not a center, until the unhappy day when
we become the 51st state of the US.
(Hillsborough, NI)

Now you're just not listening to me.
How many times have I said:
don't make a plural using an apostrophe.
Dobbies Garden Centre, Lisburn