1. When he admitted he was a kleptomaniac.

2. When he knew a little bit too much about weed.

3. When he admitted being in many cults...both as a leader and a follower.

4. When he showed up soaked in blood, oblivious that it was Halloween.

5. When he helped himself to a toy drive item.

6.  When he freaked out after getting asked his job description. 

7. When his Joker costume was a little too realistic.

8. When he randomly proclaimed his love for scuba.

9. When he revealed his Taliban ties.

10. When he plotted to get two office chairs.

11. When he made us question his real identity.

12. And again.

13.  When he revealed his illegal fake-ID company.

14. When he dressed young to "save" his job.

15.  When he offered to go to the quarry with Jim.

16.  When he faked an interview to avoid the cops.

17. When he hitchhiked onto the work bus while playing hookie. 

18. When the fake murder happened and Creed assumed something different.

19. When he assumed his drug dealer would deliver to the office.

20. When he assumed a gathering of people meant soup.

21. When he had a hard time grasping reality.

22. When he was appointed manager for being in the office the longest.

23. When he tried to set Jim (who he thought was gay and is really engaged to Pam) up with his daughter.

24. When he still worries about getting in trouble with his parents.

25. When at the end Creed was a wanted man (and living/hiding in the office).