The correct answer to this question is Creed. He is a fictional character from the television show The Office, and he is older than everyone else he works with. Creed is a mysterious but very likable character. Due to his past heavy drug use, he often forgets details like his job title and the names of the people he works with.
He is also dishonest and fakes a lot of circumstances about his life. Related to this question, a character trait of Creed is that he is a kleptomaniac, which is a person that steals items. This trait is why it is easy to answer that it was Creed.