Corporate Event: Cablevision Systems Corporation. ("CVC") - Effective Wednesday, February 10, 2010

Cablevision Systems Corporation. (CVC) has announced a distribution of Madison Square Garden (MSG)

 Class A Common Shares. The distribution ratio is .25 MSG Common Shares per CVC Class A Common

Share. The record date is January 25, 2010; the mail date is February 9, 2010. The New York Stock Exchange

(NYSE) has set February 10, 2010 as the ex-distribution of the distribution.

The NYSE has determined due-bills for the MSG t accompany each CVC Share delivered after January 25, 2010

in settlement of CVC transactions made prior to the ex-date. Madison Square Garden Class A Common Shares

are currently trading when issued on the NASDAQ NMS under the symbol MSGNV.

This action will be coordinated with the Options Clearing Corporation.

For the full text of this advisory, please click here.