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Harry Potter and the Half-Blood Prince (5 5) Movie CLIP - I'm the Half-Blood Prince (2009) HD

What is Snape's Patronus in Harry Potter - And Why Is It Important?

#harrypotter Explanation : Everyone has a unique Patronus of their own, but when they love someone deeply, their patronus changes into the patronus of that person. When Snape used the Patronus charm, as we can see the Patronus is a doe, which was Lily's patronus (that's why Dumbledore said'Lily'). "After all this time" because it's been around 16 years since Lily's death. Although Dumbledore knew Snape loved Lily, he didn't know that bro never moved on.. as we can also collect from Snape's reply