The "(╯°□°) 彡 ┻━┻ (°□° ╯)" emote is commonly used to express frustration or anger. It depicts a person flipping a table in a fit of rage.
The "Talking in the dinner room" emote, on the other hand, shows a group of people sitting around a table and talking. It is often used to represent socializing or having a conversation over a meal.