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This September 1, 2011 issue of Rolling Stone (Issue 1138) features an energetic cover story on the legendary Red Hot Chili Peppers, highlighting their unstoppable groove and enduring impact on rock music.

This September 1, 2011 issue of Rolling Stone (Issue 1138) features an energetic cover story on the legendary Red Hot Chili Peppers, highlighting their unstoppable groove and enduring impact on rock music.

This September 1, 2011 issue of Rolling Stone (Issue 1138) features an energetic cover story on the legendary Red Hot Chili Peppers, highlighting their unstoppable groove and enduring impact on rock music.

This September 1, 2011 issue of Rolling Stone (Issue 1138) features an energetic cover story on the legendary Red Hot Chili Peppers, highlighting their unstoppable groove and enduring impact on rock music.

This September 1, 2011 issue of Rolling Stone (Issue 1138) features an energetic cover story on the legendary Red Hot Chili Peppers, highlighting their unstoppable groove and enduring impact on rock music.

This September 1, 2011 issue of Rolling Stone (Issue 1138) features an energetic cover story on the legendary Red Hot Chili Peppers, highlighting their unstoppable groove and enduring impact on rock music.

This September 1, 2011 issue of Rolling Stone (Issue 1138) features an energetic cover story on the legendary Red Hot Chili Peppers, highlighting their unstoppable groove and enduring impact on rock music.

This September 1, 2011 issue of Rolling Stone (Issue 1138) features an energetic cover story on the legendary Red Hot Chili Peppers, highlighting their unstoppable groove and enduring impact on rock music.

This September 1, 2011 issue of Rolling Stone (Issue 1138) features an energetic cover story on the legendary Red Hot Chili Peppers, highlighting their unstoppable groove and enduring impact on rock music.