Exhibit 4.2 REGISTRATION RIGHTS AGREEMENT This REGISTRATION RIGHTS AGREEMENT dated December 23, 2005 (the "Agreement") is entered into by and among Mirant North America Escrow, LLC, a Delaware limited liability company ("Escrow LLC"), Mirant North...Registration Rights Agreement • June 5th, 2006 • Mirant Potrero, LLC • New York
1 EXHIBIT 4.1 REGISTRATION RIGHTS AGREEMENT Dated as of June 17, 1997Registration Rights Agreement • August 6th, 1997 • Capstar Broadcasting Partners Inc • Radio broadcasting stations • New York