Angry Birds is the biggest mobile title in the world and it’s coming to Windows Phone 7. Announcing at the MIX 2011 event, Microsoft said that it will come to their mobile OS on May 25, and that it will support multitasking.

Angry Birds has already generated tens of millions of dollars in both its paid download and commercial supported forms. It recently released on PSN and is the top selling title on Sony’s network.

Source: Joystiq