An Eagle Feather, a String Bean, and an Eskimo - S1-E10
Continuity mistake: While the teachers are chatting, the PE teacher is grabbing his glass with the left hand. A shot later, the glass is suddenly on his right hand.
An Eagle Feather, a String Bean, and an Eskimo - S1-E10
Continuity mistake: When the three teachers are drinking, the glass that the woman on the right is holding disappears between shots.
An Eagle Feather, a String Bean, and an Eskimo - S1-E10
Continuity mistake: When the teachers are having a drink, the bottle cap on the table moves around between shots.
An Eagle Feather, a String Bean, and an Eskimo - S1-E10
Continuity mistake: When the teachers are drinking, the woman on the left has her right index finger pointing out. From a wide angle, all fingers are extended.
An Eagle Feather, a String Bean, and an Eskimo - S1-E10
Continuity mistake: When the Principal catches all teachers drinking, the woman on the left has a severe, serious look. A shot later from a different angle, she is suddenly laughing.
An Eagle Feather, a String Bean, and an Eskimo - S1-E10
Continuity mistake: After saying grace, Sheldon's mom puts down her glass twice. (00:11:32)
An Eagle Feather, a String Bean, and an Eskimo - S1-E10
Continuity mistake: When Sheldon picks up the string bean and is looking at it, the size of the bean changes. Note its length. (00:13:50)
An Eagle Feather, a String Bean, and an Eskimo - S1-E10
Continuity mistake: When Sheldon is given the necklace, the way he holds it changes between shots. It goes from one hand to two. (00:07:50)
Answer: Some people just have a dislike for someone that can't be explained. Could be as simple as the way he's dressed.