Bird Switcher Event

Bird Switcher Event is a event that happened in Angry Birds Friends to Introduce the Bird Switcher Power-up.

This is a list of Tournaments that this event has been running on:
 * 2021 Weekly Tournament (February 22nd to February 22nd 2021)
 * 2021 Cherry Blossom Tournament 1 (February 22nd to February 24th 2021)
 * 2021 Cherry Blossom Tournament 2 (February 24nd to February 26th 2021)
 * 2021 Cherry Blossom Tournament 3 (February 24th to March 2nd 2021)
 * 2021 Weekly Tournament Tournament 1 (July 5th to July 7th 2021)
 * 2021 Weekly Tournament Tournament 2 (July 7th to July 9th 2021)
 * 2021 Weekly Tournament Tournament 3 (July 10th to July 12th 2021)
 * 2021 Weekly Tournament Tournament 4 (July 12th to July 16th 2021)
 * 2021 Weekly Tournament Tournament 5 (July 16th to July 19th 2021)
 * 2021 Weekly Tournament Tournament 6 (July 19th to July 21th 2021)
 * 2021 Weekly Tournament Tournament 7 (July 21th to July 2?th 2021)