Examples of using "そんなわけないじゃん！" in a sentence and their english translations:
- You're full of yourself.
- As if!
- "Today, Tatoeba is barely being used because the weather is so nice," said Tom. "That doesn't make any sense," said Maria in response. "The weather is certainly very different in the different regions of the world."
- "Tatoeba is barely being used today because the weather is so nice," said Tom. "That doesn't make any sense," answered Maria. "After all, the weather in the various regions of the world varies widely."