Through the Looking Glass is a chamber opera by the Australian composer Alan John to a libretto by Andrew Upton, based on Lewis Carroll's 1871 book and on the life of Alice Liddell, the girl for whom Carroll wrote the story's 1865 prequel, Alice's Adventures in Wonderland.

Lewis Carroll arrives and interrupts the reverie telling them that he has a book in which the story is written in a backside down and inside out way.

Alice's threat that she will pick the live flowers sends them into a panic which ends with the arrival of the Red Queen.

The arrival of a monstrous crow prevents the battle and Alice finds herself ... ... addressing the White Queen, who explains the difficulties of living backwards and how to believe in as many as six impossible things before breakfast.

asks Young Alice) who explains to her how words are very important and who also sings her his very disturbing song, "I sent a message to the fish."