Accio, nostalgia.

September 19, 2015 at 02:02 PM EDT

The magical world’s favorite Muggle-born bookworm, Hermione Granger, celebrates her 36th birthday on Saturday. In honor of the capable witch’s special day, EW is taking a trip down memory lane all the way to Diagon Alley and back again.

See just how much Hermione (Emma Watson), her comrades, and her Hogwarts classmates changed over the course of the film series by clicking to flip, ahead.

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