The boys of Big Time Rush know everything there is to know about each other that they've told each other,there is hardly any secrets kept from each other. They've all known each other since they were children. There was rarely anything they didn't know about each other,there was rarely anything they kept from each other. They were like brothers from the day they met. Brotherhood from the moment they met each other. It was well known how close the boys of Big Time Rush are with each other,how close they've been with each other from the exact moment they met each other. It was no secret that they were brothers,more than friends and have been that way since they met as kids. They knew that James's parents were separated,they knew the reason why Carlos wore a helmet,they knew that Logan was prone to being bullied,they knew that Kendall and Katie's father has never been around ever. However,one of the boys was concealing a secret that would explain something about their childhood well.