Item 1.01 Entry into a Material Definitive Agreement

On April 1, 2009, Plains Exploration & Production Company ("PXP") entered into an Underwriting Agreement (the "Underwriting Agreement") with Morgan Stanley & Co. Incorporated, relating to the public offering of $200,000,000 in aggregate principal amount of its 10% Senior Notes due 2016 (the "Notes"). The offering was made pursuant to PXP's shelf registration statement on Form S-3 (File No. 333-141110), which became effective upon filing with the Securities and Exchange Commission (the "SEC") on March 7, 2007, as amended by Amendment No. 1 thereto, which became effective upon filing with the SEC on June 11, 2007, Amendment No. 2 thereto, which became effective upon filing with the SEC on May 20, 2008 and Amendment No. 3 thereto, which became effective upon filing with the SEC on March 3, 2009. The Notes are additional notes of the series originally issued by PXP on March 6, 2009.

The Underwriting Agreement contains customary representations, warranties and agreements by PXP, and customary conditions to closing, indemnification obligations of PXP and the underwriter, including for liabilities under the Securities Act of 1933, other obligations of the parties and termination provisions. The foregoing description of the Underwriting Agreement does not purport to be complete and is qualified in its entirety by reference to the full text of the Underwriting Agreement, which is filed as Exhibit 1.1 hereto and incorporated by reference herein.

Notes

On April 6, 2009, PXP completed the public offering of the Notes. PXP intends to use the net proceeds from the offering of approximately $181 million, after deducting original issue discount, underwriting discounts and estimated offering expenses, for general corporate purposes, including future capital expenditures.

The terms of the Notes are governed by an Indenture dated as of March 13, 2007, between PXP and Wells Fargo Bank, N.A., as trustee (the "Trustee"), as supplemented by the Ninth Supplemental Indenture dated March 6, 2009 (the "Supplemental Indenture"), by and among PXP, the guarantors listed therein and the Trustee.

The Supplemental Indenture, including the form of the Notes, is incorporated by reference into this Current Report as set forth on Exhibit 4.1.

Relationships

The underwriter and certain of their affiliates have provided from time to time, and may provide in the future, investment and commercial banking and financial advisory services to us and our affiliates in the ordinary course of business, for which they have received and may continue to receive customary fees and commissions.

Item 9.01 Financial Statements and Exhibits

(d) Exhibit 1.1 - Underwriting Agreement, dated April 1, 2009, by and among PXP, the guarantors parties thereto and Morgan Stanley & Co. Incorporated.

Exhibit 4.1 - Ninth Supplemental Indenture, dated March 6, 2009, to Indenture, dated as of March 13, 2007, among PXP, the subsidiary guarantors parties thereto and Wells Fargo Bank, N.A., as trustee (including form of the Notes) (incorporated by reference to Exhibit 4.1 to the Company's Current Report on Form 8-K filed March 6, 2009, File No. 001-31470).

Exhibit 5.1 - Opinion of Akin Gump Strauss Hauer & Feld LLP.

Exhibit 23.1 - Consent of Akin Gump Strauss Hauer & Feld LLP (included as part of Exhibit 5.1).

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