The friends list on the pager should show players profile icons next to their names. This would be another good selling point, and identifying user's with their profile pictures is a common/useful/beneficial feature.
As this feature will probably result in a general change to pager formatting, it could also be applied to the Games tab, displaying the hub icon for the games next to their names.
The pager should also show your own profile icon and username somewhere, to give you a more involved feeling, and informative feedback of who you're logged in as.
* Steam provides an excellent example for game distribution mediums.