Angry Birds POP!/Limited Time Birds

Red
Used to be a time limited bird during the stated 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 stated 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 stated 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 in the stated 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 stated 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
Used to be a non-playable character until the New Year 2016 update and he is available to play for a limited time during the stated period.
 * January 7, 2016 - January 18, 2016 (First time guest star)
 * August 4, 2016 - August 18, 2016 (Olympigs)

Matilda
Used to be a time limited bird during the stated period, until she 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 stated 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 stated period.


 * September 1, 2016 - September 14, 2016 (Removal from the game)
 * February 2, 2017 - February 5, 2017 (Guest star)

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

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