Ownership Submission
FORM 3
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
  SANTORO CATHRYN
2. Date of Event Requiring Statement (Month/Day/Year)
06/19/2007
3. Issuer Name and Ticker or Trading Symbol
MGM MIRAGE [MGM]
(Last)
(First)
(Middle)
3600 LAS VEGAS BLVD. SOUTH
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
SVP TREASURY
5. If Amendment, Date Original Filed(Month/Day/Year)
06/19/2007
(Street)

LAS VEGAS, NV 89109
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4)
2. Amount of Securities Beneficially Owned
(Instr. 4)
3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)
4. Nature of Indirect Beneficial Ownership
(Instr. 5)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)
2. Date Exercisable and Expiration Date
(Month/Day/Year)
3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)
4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)
6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Emp Stk Option (Right to Buy) 11/01/2004 11/01/2014 Common Stock $.01 Par Value ND 20,000 (1) $ 27.215 D  
Emp Stk Option (Right to Buy) 05/03/2005 05/03/2012 Common Stock $.01 Par Value ND 30,000 (2) $ 34.05 D  
Emp Stock Appreciation Rights 04/03/2006 04/03/2013 Common Stock $.01 Par Value ND 20,000 (3) $ 42.93 D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
SANTORO CATHRYN
3600 LAS VEGAS BLVD. SOUTH
LAS VEGAS, NV 89109
      SVP TREASURY  

Signatures

Bryan L. Wright, Attorney-In-Fact 06/21/2007
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) Options granted under MGM MIRAGE 1997 Nonqualified Stock Option Plan. Vesting plan calls for options to become exercisable in equal 25% yearly amounts commencing on the first anniversary of the grant date.
(2) Options granted under MGM MIRAGE 2005 Omnibus Incentive Plan. Vesting plan calls for options to become exercisable in equal 20% yearly amounts commencing on the first anniversary of the grant date.
(3) SARs granted under MGM MIRAGE 2005 Omnibus Incentive Plan. Vesting plan calls for SARs to become exercisable in equal 20% yearly amounts commencing on the first anniversary of the grant date.

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