Angry Birds POP!/Limited Time Birds

Red
Used to be a time limited bird during the period, until he is now permanently playable in "Drop the Pigs" and "Defeat King Pig".
 * March 21, 2015 - June 3, 2015 (First time guest star)
 * October 3, 2015 - November 3, 2015 (Halloween)

The Blues
Available to play for a limited time during the period.
 * July 6, 2015 - July 20, 2015 (First time guest star)
 * June 23, 2016 - July 7, 2016 (Summer Treats)

Chuck
Used to be a time limited bird during the period, until he is now permanently playable in "Piggy in the Middle".
 * 13 August, 2015 - 27 August, 2015 (First time guest star)

Shakira Bird
Available to play for a limited time during the period.
 * September 16, 2016 - September 30, 2016 (Removal from the game)

Dahlia
Used to be permanently playable in the "Piggy in the Middle", until her removal in the Autumn Orchard update and available to play for a limited time during the period.
 * ??? (First time guest star)

Bomb
Used to be a time limited bird during the period, until he is now permanently playable in "Beat the Clock".
 * November 17, 2015 - December 1, 2015 (First time guest star)

Luca
Available to play for a limited time during the period.
 * January 7, 2016 - January 18, 2016 (First time guest star)
 * August 4, 2016 - August 18, 2016 (Olympig)

Matilda
Used to be a time limited bird during the period, until he is now permanently playable in "Free the Hatchlings".
 * Feburary 9, 2016 - February 22, 2016 (First time guest star)

Hatchlings
Available to play for a limited time during the period.
 * March 31, 2016 - April 7, 2016 (First time guest star)
 * April 26, 2016 - May 26, 2016 (Movie Mania)
 * August 22, 2016 - August 30, 2016 (Freedom for Hatchlings)

Gale
Used to be the main boss level in "Defeat Gale", until her removal in the A Song of Eggs and Bacon v2.23 update, was replaced with "Defeat King Pig" and available to play for a limited time during the period.


 * September 1, 2016 - September 14, 2016 (Removal from the game)

Phantom Bird
Available to play for a limited time during the period.


 * October 14, 2016 - October 28, 2016 (First time guest star)
 * October 29, 2016 - November 11, 2016 (Second time guest star)

Super Red Bird
Available to play for a limited time during the period.
 * November 30, 2016 - 6 December 2016 ((RED event iOS only))

Christmas Red
Available to play for a limited time during the period.
 * December 8th, 2016 - December 24th, 2016 (Christmas 2016 event)