T-Pain meets The-Dream on “Let Your Hair Down,” the latest release off T-Pain’s upcoming mixtape The Iron Way, due March 27. Following “Did It Anyway” and the OG Maco-assisted “Wait a Minute,” the Nappy Boy and Radio Killa cater to the ladies on the seductive Auto-Tuned record, which also features singer Vantrease. Hear them serve sex on a platter.