Brian McKnight's Son Triggered by His Mother's Day Post

On Mother's Day R&B singer / songwriter Brian McKnight shared a gushing tribute to his second wife Lelani and their infant son Brian Jr.

Brian's middle son Niko, who is battling stage 4 cancer [click here if you missed that], was triggered by Brian's declaration of firsts involving his second wife and third son...

On the day after Mother's Day Niko shared an alarming post about his father appearing on Club Shay Shay 

and after a former fan highlighted Brian's Mother's Day cruelty, Niko admitted he never knew that his father wasn't present for his birth