Judge Ping does not forbid cameras in his courtroom, unlike in "Marta Complex" where the 4th wall was broken as he stated such directly at the camera, resulting in no interior footage.
In the third paragraph of the letter regarding Maeby's grades(~3:03), parent is misspelled "paent."
During the trial of Captain Hook, "Captain Hook" (in the witness box) checks his hook twice waiting for his cue to drop it.