S1·E89 Bhadresh's Secret

Vasant brings his bag and opens in front of everyone to prove his innovence. To their surprise they see fake childrens play currency notes in the bag. Everyone screams at Pritesh for being nasty and the police apologize to the Ghotala family. Ghotala family sits among themselves when they talk about the money being replaced by fake notes. What happened? How did they save themselves from getting caught?