【E.N.D.】请问他们的专辑The E.N.D.为什么有红色和绿色的？

Where Ya Wanna Go (Bonus Track)
Simple Little Melody (Bonus Track)
Mare (Bonus Track)
Don't Bring Me Down (Bonus Track)
Pump It Harder (Bonus Track)
Let's Get Re-Started (Bonus Track)
Shut the Phunk Up (Bonus Track)
That's the Joint (Bonus Track)
Another Weekend (Bonus Track)Don't Phunk Around (Bonus Track)
红色的应该是多了这几首的