Assertive and charming , James is Simon 's polar opposite .
Simon 's boss ( Wallace Shawn ) announces the arrival of a new employee , James Simon ( also played by Eisenberg ) , who looks identical to Simon , which causes Simon to faint upon first glance .
Assertive and charming , James Simon is Simon 's polar opposite .
Simon 's boss ( Wallace Shawn ) announces the arrival of a new employee , James Simon ( also played by Eisenberg ) , who looks identical to Simon , which causes Simon to faint upon first glance .