It's all in the family!
Rapping over 2 Chainz's "No Lie," Gallest dismisses all the haters who might doubt him"
"Y'all be hatin and doubtin sh*t/But I'm doin sh*t like I said I would"
On the chorus, it sounds like Rihanna's bro has some singing skills too!
In My Mind is set for release in September. We're looking forward to seeing what GQ is made of.