Thanks to Mrs Roberston, Mrs Pow and Mrs Donaldson for escorting my Higher pupils to the above show.
There are a lot of reviews out there to help you with your essay:
http://www.telegraph.co.uk/culture/theatre/theatre-reviews/10974228/The-Importance-of-Being-Earnest-review-self-indulgent-travesty.html
http://www.theguardian.com/stage/2014/jul/17/the-importance-of-being-earnest-review