Continuity mistake: After Kate spits up the blood, the position of it on her chin changes.
Hear Today, Gone Tomorrow/Double Whammy/Autopsy Turvy - S1-E13
Continuity mistake: Autopsy Turvy: In the music store, Evil Flippy shoots five flutes at Flippy with a harp. Flippy blocks them with a cymbal, and then there are suddenly a lot more than five flutes flying around the store. (00:18:27)