NEW SMILE AND NEW MUSIC

G Herbo is feeling on top of his game -- he's got a new set of pearly whites in his mouth, which he plans to use to stunt on his rap peers with a ballsy new album title that's bound to get challenged!!!

Getty Composite

The Chicago-born rapper was all smiles when we caught up with him Wednesday at LAX ... thanks, in part, to recently fitted veneers, which prompted a shoutout to "Da Smile Boss" -- his dentist back in Chi-town.

Waiting for your permission to load the Instagram Media.

ncG1vNJzZmivp6x7tbnZZ5qopV9nfXOAjmloaGthZLRutMSrmahlnprEbsDEnquhZZKawLV50ZqnqZ2iYq6ttdWeZg%3D%3D