What is the true meaning of Easter?

On a related note, an overheard conversation in Sainsburys, Hammersmith:

Woman: Oh look mum, Easter eggs. I should get one for Kayleigh.
Her Mum: Yeah, that’s a good idea. Is it Easter soon, then?
Woman: Yeah. I always forget when it is.
Her Mum: They should put it on a date, like Valentine’s Day, innit?
Woman: Is seventeen too old for Easter Eggs, do you fink?
Her Mum: Nah, everyone likes eggs, dun’t they?
Woman: I wonder if I should get Nick one an’ all?
Her Mum: Yeah, that’s a good idea. ‘E’d love an egg. ‘Ow old is ‘e now, then? Nineteen?
Woman: Yeah. I bet ‘e’d like an egg an’ all.
Her Mum: You should get them in that place what does ‘em free for a fiver.
Woman: Thass a good idea. ‘Ow much is this one? �1.49?
Her Mum: Yeah, you’d be better off getting free at… where is it? Woolworfs or summink?
Woman: Yeah.