Hm, all songs played on 360 but not played Down under? Ok from the top of my head:
Your Blue Room
Desire(not counting Hamish & Andy)
No Line on the Horizon
Breathe
Unknown Caller
Unforgettable Fire
MLK
Mothers of the Dissapeared
Glastonbury
Every Breaking Wave
Mercy
Electrical Storm
BFFTS
Well if we count covers then The Auld Triangle..
That's all I can come up with.
Add to that Spanish Eyes and Party Girl.
(Not counting covers myself.)