Complex sentence: Bhiman's debut solo album "Cookbook" came out in December 2007 through Hinju Records, and the following year he left Hippie Grenade to focus on his solo career.
Split into simpler sentences: Bhiman's debut album "Cookbook" came out in December 2007 through Hinju Records. In 2008, Bhiman left Hippie Grenade to focus on his solo career.