This and the previous episode (The Girls' Night Out Job) were filmed at the same time.
When Hardison and Eliot entered Marco's, Hardison yelled out, "Buenos noches, cabrones" which translates to "Good night, motherf***ers" in Spanish.
At 04:05 Nate and Hurley pass a newstand which prominently displays newspapers printed in Farsi, the language of Iran.
The joke about Aaron being the Mexican drug dealer's first name may be a nod to Aaron Denius Garcia, who was a writers assistant in Seasons 4 and 5, and wrote The First Contact Job in season 5.