|Intimacy Level||Friends, Former Attraction (On Tristan's Part)|
|Friendship Started||Bitter Sweet Symphony (1) (101)|
|Friendship Status||Friends (Until Cam's Death)|
Tristan and Campbell first met each other in Bitter Sweet Symphony (1) when Cam joins Tristan and Maya's group for french class. After he started dating Maya the become better friends. When Tristan run away from home, he stayed with Cam for a little bit. Cam and Tristan had got reacquainted first in the next school year the 2013-2014 school year during Brand New Me (1), when Tristan made Maya raise her hand so that he could be in their French group. He immediately developed a crush on Cam, though he got over it shortly afterwards. The two were friendly until Cam committed suicide. After hearing the news of his death, Tristan was shown crying.
- Campbell's first line was spoken to Tristan and his friend Maya Matlin. ("Hey.")
- Both were very close to Maya; Tristan is her best friend and Campbell dated her.
- Tristan pretended to be Maya online so he could talk too Cam.