Angry Birds is a Finnish action, puzzle, and strategy based media franchise created by Rovio Entertainment, and owned by Sega. The game series focuses on the titular flock of colorful angry birds who try to save their eggs from green-colored pigs. Inspired by the game Crush the Castle, the game has been praised for its successful combination of fun gameplay, comical style, and low price. Its popularity led to many spin-offs; versions of Angry Birds created for PCs and video game consoles, a market for merchandise featuring its characters, Angry Birds Toons, a televised animated series, and two films; The Angry Birds Movie and its sequel The Angry Birds Movie 2. By January 2014, there had been over 2 billion downloads across all platforms, including both regular and special editions.

Rovio Entertainment Oyj is a Finnish video game developer based in Espoo. Founded in 2003 by Helsinki University of Technology students Niklas Hed, Jarno Väkeväinen and Kim Dikert, the company is best known for the Angry Birds franchise. The company currently operates studios in Espoo, Stockholm, Copenhagen and Montreal.