Good news, Pretty Little Liars fans. We had to wait two seasons to solve the mystery of "A" — and there are still plenty of questions left — but the identity of the mysterious Black Swan will not take nearly as long to uncover.

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Recently, a fan asked showrunner Marlene King, " which s3 episode do we find out who black swan is?"

Marlene replied, "304."

So there you have it: We should know which skinny brunette was behind the mask by the end of Season 3, Episode 4: “Birds of a Feather.”

Source: Twitter, Twitter

Catch an all-new Pretty Little Liars when Season 3 premieres on Tuesday, June 5 at 8 p.m. ET/PT on ABC Family.

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