1. From the episode "MOTHER MAE EYE" when Cyborg was talking to the gipsy, you can see the Puppet King, and also
Control Freaks remote.
(Robin found that)
2. In "DATE WITH DESTINY" when Starfire slaps
Kitten's face with her glove her hand is still on the glove. (Found by Starfire)
3. From episode "TITANS RISING" When Robin says
to Terra "It means we could use your help" you can see Raven's gem on her foreehad is gone. (Found by Raven)
I saw that randomly...
4. From the episode "The Sum of His Parts", Cyborg pulls Robin down and his mask flys off, but under that is
another mask. (Robin found that)
5. From the episode 'MOTHER MAE EYE' when the HIVE FIVE were robbing the store, the store lasy was the same store lady
from episode 'FEAR ITSELF'
(Found by Starfire)