Angry Birds (video game) was being played, the staff liked the characters, and the team elected to design a game around them. In early 2009, physics games, such as "Crush the Castle", were popular flash-based web games, so the Rovio team was inspired by these games. During the development of "Angry Birds", the staff realized the birds needed an enemy. At the time, the "swine flu" epidemic was in the news, so the staff made the birds' enemies pigs. Angry Birds was the studio's 52nd produced game and on its initial release, the game did not sell many copies. After Angry Birds was a
The Angry Birds Movie for a video game adaptation, behind the $47 million debut of "". It dropped 51% in its second weekend, against "" and "Alice Through the Looking Glass", grossing $18.7 million. Internationally, "The Angry Birds Movie" was released in the Philippines on May 11 and in 74 other markets (63% of its total marketplace) on May 13, at least one week ahead of its US release. It finished first in 37 territories and second overall at the international box office behind "". Benefiting from the 2016 Cannes Film Festival, it grossed $43 million. In its second weekend, it added 9 additional