FORM 4
[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).         
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES
                                                                                  
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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(f) of the Investment Company Act of 1940
                      

1. Name and Address of Reporting Person *

Swank Jerry V 		2. Issuer Name and Ticker or Trading Symbol

RIO VISTA ENERGY PARTNERS LP [ RVEP ] 		5. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director                      __ X __ 10% Owner
_____ Officer (give title below)      _____ Other (specify below)
(Last)          (First)          (Middle)

3300 OAK LAWN AVE, SUITE 650 		3. Date of Earliest Transaction (MM/DD/YYYY)

1/16/2008
(Street)

DALLAS, TX 75219
(City)        (State)        (Zip)
4. If Amendment, Date Original Filed (MM/DD/YYYY)

 
6. Individual or Joint/Group Filing (Check Applicable Line)

___ Form filed by One Reporting Person
_ X _ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3) 		2. Trans. Date 2A. Deemed Execution Date, if any 3. Trans. Code
(Instr. 8) 		4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5) 		5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4) 		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Units   1/16/2008     P    49748   A $15.55   455234   (2) I   (1) See Footnote   (2) (3)

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 3) 		2. Conversion or Exercise Price of Derivative Security 3. Trans. Date 3A. Deemed Execution Date, if any 4. Trans. Code
(Instr. 8) 		5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5) 		6. Date Exercisable and Expiration Date 7. Title and Amount of Securities Underlying Derivative Security
(Instr. 3 and 4) 		8. Price of Derivative Security
(Instr. 5) 		9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Explanation of Responses:
( 1)  The filing of this Form 4 shall not be construed as an admission that Swank Capital, L.L.C. ("Swank Capital"), Swank Energy Income Advisors, L.P. ("Income Advisors"), The Cushing MLP Opportunity Fund I, LP ("Opportunity Fund") or Jerry V. Swank ("Mr. Swank") is or was for the purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, the beneficial owner of any of the common units of Rio Vista Energy Partners LP ("Common Units") held by Opportunity Fund or in a personal account of Mr. Swank. Pursuant to Rule 16a-1, Swank Capital, Income Advisors, Opportunity Fund and Mr. Swank disclaim such beneficial ownership.
( 2)  Swank Capital holds indirectly 455,234 Common Units through Income Advisors, of which Swank Capital is the general partner, which in turn holds Common Units through the account of Opportunity Fund. Income Advisors serves as the controlling member of the entity that controls the general partner and investment manager of Opportunity Fund. The general partner and investment manager of Opportunity Fund receive an allocation of net profits and an asset based fee, respectively. Jerry V. Swank serves as the manager of Swank Capital.
( 3)  Mr. Swank holds 674 Common Units in a personal account.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
Swank Jerry V
3300 OAK LAWN AVE, SUITE 650
DALLAS, TX 75219
X

Swank Capital, LLC
3300 OAK LAWN AVE, SUITE 650
DALLAS, TX 75219
X

Swank Energy Income Advisors, LP
3300 OAK LAWN AVE, SUITE 650
DALLAS, TX 75219
X

Cushing MLP Opportunity Fund I, LP
3300 OAK LAWN AVE, SUITE 650
DALLAS, TX 75219
X


Signatures
/s/ Jerry V. Swank 2/6/2008
** Signature of Reporting Person Date

Jerry V. Swank, manager of Swank Capital, L.L.C. 2/6/2008
** Signature of Reporting Person Date

Jerry V. Swank, manager of Swank Capital, L.L.C., general partner of Swank Energy Income Advisors, L.P. 2/6/2008
** Signature of Reporting Person Date

Jerry V. Swank, manager of Swank Capital, L.L.C., general partner of Swank Energy Income Advisors, L.P., member of Carbon County GP I, LLC, general partner of Carbon County Partners I, L.P., general partner of The Cushing MLP Opportunity Fund I, LP 2/6/2008
** Signature of Reporting Person Date


Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4(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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.
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