Exhibit B.1                    

JOINT FILING AGREEMENT

     Pursuant to Rule 13d-1(k)(1) promulgated under the Securities Exchange Act of 1934, as amended, the undersigned agree that the Statement on Schedule 13D to which this exhibit is attached is filed on behalf of each of them.

Date: September 16, 2011

CHARLES F. DOLAN, individually, and as Trustee of the Charles F. Dolan 2009 Revocable Trust, the Charles F. Dolan 2011 Grantor Retained Annuity Trust #1A and the Charles F. Dolan 2011 Grantor Retained Annuity Trust #1C
 

*  

Charles F. Dolan 

HELEN A. DOLAN, individually, and as Trustee of the Helen A. Dolan 2009 Revocable Trust, the Helen A. Dolan 2011 Grantor Retained Annuity Trust #1A and the Helen A. Dolan 2011 Grantor Retained Annuity Trust #1C
 

*  

Helen A. Dolan 

JAMES L. DOLAN, individually
 

/s/ James L. Dolan  

James L. Dolan 

THOMAS C. DOLAN, individually
 

/s/ Thomas C. Dolan  

Thomas C. Dolan 

PATRICK F. DOLAN, individually
 

*  

Patrick F. Dolan 

MARIANNE DOLAN WEBER, individually
 

*  

Marianne Dolan Weber 

DEBORAH A. DOLAN-SWEENEY, individually
 

*  

Deborah A. Dolan-Sweeney 

KATHLEEN M. DOLAN, individually, and as a Trustee of the Charles F. Dolan Children Trust FBO Kathleen M. Dolan, the Charles F. Dolan Children Trust FBO Deborah Dolan-Sweeney, the Charles F. Dolan Children Trust FBO Marianne Dolan Weber, the Charles F. Dolan Children Trust FBO Patrick F. Dolan, the Charles F. Dolan Children Trust FBO Thomas C. Dolan and the Charles F. Dolan Children Trust FBO James L. Dolan, and as Trustee of the Ryan Dolan 1989 Trust and the Tara Dolan 1989 Trust
 

*  

Kathleen M. Dolan 

LAWRENCE J. DOLAN, not individually but as a Trustee of the Charles F. Dolan 2009 Family Trust FBO James L. Dolan, the Charles F. Dolan 2009 Family Trust FBO Thomas C. Dolan, the Charles F. Dolan 2009 Family Trust FBO Patrick F. Dolan, the Charles F. Dolan 2009 Family Trust FBO Kathleen M. Dolan, the Charles F. Dolan 2009 Family Trust FBO Marianne Dolan Weber, the Charles F. Dolan 2009 Family Trust FBO Deborah A. Dolan-Sweeney, the CFD 2010 Grandchildren Trust FBO Descendants of Kathleen M. Dolan, the CFD 2010 Grandchildren Trust FBO Descendants of Deborah A. Dolan-Sweeney, the CFD 2010 Grandchildren Trust FBO Descendants of Marianne E. Dolan Weber, the CFD 2010 Grandchildren Trust FBO Descendants of Patrick F. Dolan and the CFD 2010 Grandchildren Trust FBO Descendants of James L. Dolan
 

*  

Lawrence J. Dolan 

DAVID M. DOLAN, not individually but as a Trustee of the Charles F. Dolan 2009 Family Trust FBO James L. Dolan, the  

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Charles F. Dolan 2009 Family Trust FBO Thomas C. Dolan, the Charles F. Dolan 2009 Family Trust FBO Patrick F. Dolan, the Charles F. Dolan 2009 Family Trust FBO Kathleen M. Dolan, the Charles F. Dolan 2009 Family Trust FBO Marianne Dolan Weber, the Charles F. Dolan 2009 Family Trust FBO Deborah A. Dolan-Sweeney, the CFD 2010 Grandchildren Trust FBO Descendants of Kathleen M. Dolan, the CFD 2010 Grandchildren Trust FBO Descendants of Deborah A. Dolan-Sweeney, the CFD 2010 Grandchildren Trust FBO Descendants of Marianne E. Dolan Weber, the CFD 2010 Grandchildren Trust FBO Descendants of Patrick F. Dolan and the CFD 2010 Grandchildren Trust FBO Descendants of James L. Dolan
 

*  

David M. Dolan 

PAUL J. DOLAN, not individually but as a Trustee of the Charles F. Dolan Children Trust FBO Kathleen M. Dolan and the Charles F. Dolan Children Trust FBO James L. Dolan
 

*  

Paul J. Dolan 

MATTHEW J. DOLAN, not individually but as a Trustee of the Charles F. Dolan Children Trust FBO Marianne Dolan Weber and the Charles F. Dolan Children Trust FBO Thomas C. Dolan
 

*  

Matthew J. Dolan 

MARY S. DOLAN, not individually but as a Trustee of the Charles F. Dolan Children Trust FBO Deborah Dolan-Sweeney and the Charles F. Dolan Children Trust FBO Patrick F. Dolan
 

*  

Mary S. Dolan 

*By: /s/ Brian G. Sweeney   Brian G. Sweeney
As Attorney-in-Fact

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