Digital single featuring the track "Not Strong Enough" with vocals by Doug Robb (Hoobastank). The album version, however, has vocals by Brent Smith (Shinedown).
This 'new' version with Robb was created “..after failing to secure the rights to release the (album version of the) track to radio..”
The 2011 version is also known as "Not Strong Enough 2.0".
Also available as digital EP with different cover and the following tracklist:
1. Not Strong Enough (Album Version)
2. Return Game
3. The Unforgiven, Pt. 1 (Metallica
cover) (Live Acoustic on XM Radio)