Producers Paul Brooks, Max Handelman and Banks, who launched an immediate hunt for a replacement, finalised Sie after the franchise's first installment helmer, Jason Moore, also declined the project due to unavailability, according to The Hollywood Reporter.
Grammy award-winning Sie has only directed one film so far in her career which was 2014's "Step Up All In," the fifth installment of the dance-themed franchise.
"Pitch Perfect 3" which was earlier expected to release on July 21, 2017 will now hit the theatres on December 22 next year.
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