In this conversation, two friends, Panda and Yolo, discover that Yolo's brother, Nando, has a secret girlfriend. They spy on Nando and his girlfriend, observe them at a hotel, and attempt to confront them. However, Nando and his girlfriend deny any wrongdoing. Panda and Yolo plan to use a professional lie detector in a future video to determine if Nando and his girlfriend are truly dating, asking their viewers for likes to support this endeavor.
Here are the key facts extracted from the text:
1. Nando has a secret girlfriend.
2. The narrator and Panda observed Nando and the girl together at a hotel.
3. The narrator and Panda followed Nando and the girl to a restaurant.
4. They tried to call Nando but he didn't answer.
5. The narrator and Panda discussed confronting Nando.
6. They contemplated using a lie detector to find out the truth.
7. They asked viewers to leave 100,000 likes on their video to use the lie detector.
Please note that the text contains some informal language and speculation, so the facts are presented as they appear in the text.