Continuity mistake: At the diner when Tsunoda and Retsuko are talking, Tsunoda pulls out a red phone with a white heart on it from her purse. In the close up she is pulling it out with her left hand and the phone is horizontal with the heart on its side. It then cuts to a wide angle and suddenly she's holding the phone upright with both hands.
Love Is a Weapon of Choice - S2-E6
Continuity mistake: Bret and Jemaine begin fighting in the studio, knocking over a microphone stand. When Murray comes in the studio the microphone is standing up.
A Rose by Any Other Name - S2-E13
Continuity mistake: During the press conference at the beginning, Hakeem has a lollipop in his mouth. During the whole scene, the lollipop keeps switching from shot to shot between being in his hand or in his mouth. (00:02:10)