Taarak Mehta Ka Ooltah Chashmah S01 E4511 Kaha Hai Pinku?

"Problems Toh Hain Sabke Saath, Bas Nazariye Ki Hain Baat!"

The society members gather in the clubhouse and celebrate while waiting for Pinku. Just then, Gogi reveals that Pinku is not at home. Where could he be?