Tyrese Gibson has once again explained what caused him to cry in his 2017 viral video about his oldest daughter, Shayla . It was nearly a decade ago that the actor and singer recorded himself having an emotional breakdown over a legal battle with his first wife, Norma Mitchell. Gibson would come to explain that the tears were a side effect of him being prescribed psychiatric medication, which he reiterated in a new interview with Angie Martinez . During the chat, Martinez brought up Gibson’s "My Shayla" wail being a popular soundbite and meme. The phrase will also be the name of his daughter’s upcoming clothing line. "I was on psych meds when I uploaded that video. It was on the internet for six months before the psych meds were completely out of my system," Gibson recalled around the 1:08:00 mark in the video below,. "People had fun. They’d never seen me like that. I’d never seen me like that." "When I finally got in my regular headspace, I looked at the video and I was like, 'Oh, shit.…