Season 1 (now has been changed into Seasons 2010-2011) is the first package of Angry Birds Seasons. It consists of the following seven episodes:
- Trick or Treat - Halloween, October 21st, 2010
- Season's Greedings - Christmas, December 1st, 2010
- Hogs and Kisses - Valentine's Day, February 7th, 2011
- Go Green, Get Lucky - St. Patrick's Day, March 10th, 2011
- Easter Eggs - Easter, April 18th, 2011
- Summer Pignic - Summer Solstice, June 21st, 2011
- Moon Festival - Chinese Moon Festival, September 1st, 2011
For a few of the episodes, the picture on the season selection package screen changed:
- Trick or Treat - Second Large Pig is in a pumpkin costume.
- Season's Greedings - King Pig is wearing a christmas hat.
- Hogs and Kisses - None.
- Go Green, Get Lucky - None.
- Easter Eggs - None.
- Summer Pignic - None.
- Moon Festival - First Large Pig is wearing a Chinese hat and has a lantern. The background is from Moon Festival.