The little robot says "Don't touch my cookies!" or something along those lines in a notably obvious Arnold Schwarzenegger voice; referencing Jingle All the Way.
156/157 games completed (including DLC)
Completion percentage: 99.37
Latest retail completion: Army of Two: The Devil's Cartel
Latest arcade completion: Dust: An Elysian Tail
Currently Ranked #1 on Achievement Completion Percentage Leaderboard on TA