Though Donald is already in his 30s, he has not been involved in any kind of love affairs till date. It is also believed that he is still living the single life.
While Donald was in his high school, he was named as the Most Likely to Write for The Simpsons. After his high school graduation, he joined New York University and then he finally earned his undergraduate degree in dramatic writing in 2006. In 2006, he began writing for NBC series 30 Rock. He made his acting debut in 2005 by starring the role of criminal in the television series Late Night with Conan O'Brien. He made his feature film debut in 2009 movie, Mystery Team where he also acted as a writer and executive producer. His net worth is said to be around $4.5 million.