Angry Birds has grown faster than, well, a chubby, virtual cardinal in flight. You can play the game or buy a t-shirt or keychain. And if you ask Rovio, the company behind Angry Birds, it’s the fastest-growing consumer brand worldwide.

Wibe Wagemans, Rovio’s senior vice-president of advertising and analytics, said just that at Mobile Future Forward in Seatle. The answer to Rovio’s success with Angry Birds could be the game’s availability on several platforms, including mobile, Crome,  Google+, and soon on Facebook. Rovio sees 120 million monthly active users across all of its games, Wagemans says.

No one’s quite sure what metrics Wagemans and Rovio used to declare the company as the fastest-growing consumer brand. Naturally, they’re not telling. If we wanted to see that, we’d may have to start lobbing projectiles, Angry Birds-style.

Read more at All Things D ^[1].