Item 8.01: Other Events Reference is made to the press release of Registrant issued on December 27, 2006, regarding earnings guidance, which is incorporated herein by reference. A copy of the press release is attached to this Form 8-K as Exhibit 99.1. Item 9.01: Financial Statements, Pro Forma Financial Information and Exhibits (c) Exhibits 99.1 Press release dated December 27, 2006, regarding earnings guidance. SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. December 27, 2006 VCA Antech, Inc. /s/ Tomas W. Fuller --------------------------------------------- By: Tomas W. Fuller Its: Chief Financial Officer EXHIBIT INDEX Exhibits 99.1 Press release dated December 27, 2006, regarding earnings guidance.