Iamsu! has produced and featured on a string of hits. ("Up" by Loverance feat. 50 Cent, which went Gold, "Who Booty" with John Hart, and "Gas Pedal" with Sage The Gemini which went Platinum). He has also cultivated his own movement with HBK Gang and is at the forefront of the West Coast renaissance. For his debut album, Sincerely Yours
, Iamsu! called on 2 Chainz, Wiz Khalifa, Sage The Gemini, and his HBK Gang rock alongside him. Plus Grammy Award winning producers, Tha Bizness and platinum producers Jake One & Chase N. Chase assist The Invasion on production duties.