George Clooney and girlfriend Stacy Keibler shared a cozy couples’ dinner with Jennifer Aniston and her fiancé, Justin Theroux, at El Dorado, the luxury Mexican resort where the stars are staying to welcome in the New Year. Sources said Gorgeous George and his leggy blond girlfriend joined Aniston and Theroux for a private dinner Thursday night. The resort in Cabo San Lucas is owned by Mike Meldman, who traditionally throws a huge annual bash, which is taking place tonight.