IT'S JUST BEGUNThis 1972 outing set the tone for the Jimmy Castor Bunch's 1970s success through an effective and distinctive mix of funk, pop hooks, social commentary, and gonzo comedy. It's Just Begun also helped the group score a million selling crossover hit single with "Troglodyte." This memorably whacked out funk jam is built on an infectious fuzz guitar hook and features Castor detailing the romantic adventures of a caveman who meets up with Bertha Butt, a