If you seen in the previous version of Angry Birds, you just only seen there's 3 from 6 rooms could opened, then the seas of 3 rooms it says "Coming Soon". Well, if you're curious with the seas of 3 rooms, then Angry Birds Rio v1.2.2 Full Patch have the answers, it is also brings you more updates:
Features updates of Angry Rio v1.2.2 Full Patch:
* There's 15 new levels
* You will find a new achievements
* With a Boss fight!
System Requirments to play Angry Rio v1.2.2 Full Patch:
OS Supports: Windows XP/Vista/7
Processor: Minimal 1 GHz
Memory: 256 MB RAM
We do apologize the links download was broken, please read another posts.