However, he is usually quick to apologize to others if he has hurt them and occasionally takes the lead in fixing a situation.
He had a crush on Margaret Smith, a red robin who worked as a waitress at a local coffee shop.
He is shown to have an outgoing mom, who embarrasses him around his girlfriends and also made a highlight reel of Mordecai's most embarrassing moments, as seen in "Maxin' and Relaxin'".
In the epilogue to "A Regular Epic Final Battle", Mordecai quits The Park and returns to making art.
He was killed by Skips in an arm wrestling match, he was killed by Snowballs the monster, he was killed by Mordecai who pushed him into the Space-Time Continuum, and fell into a fatal coma in "Eggscellent".