Chat heads for apps?

Thought of this earlier tonight, made a quick mockup for the idea:

29vjl3p_jpg_medium

via oi48.tinypic.com

Also, message chat heads will always stay separate from app chat heads:

2e4gdo0_jpg_medium

via oi48.tinypic.com


What do you guys think? Cool? Weird? Obnoxious? Let me know!