The Angry Birds theme comes from the Angry Birds game franchise developed by Rovio, which first became a global hit on mobile in 2009. As the game spread across phones, tablets and later spin-offs, its music became closely tied to early smartphone gaming culture. Online, the theme is still used in nostalgic gaming edits, retro app compilations and comedic clips that mimic simple physics puzzles. Its lasting appeal comes from how quickly it evokes the era when Angry Birds was one of the most recognizable mobile games in the world.