So, you think you had a busy day? Consider what a typical working day might be like for composer Megan Cavallari. Start with the fact that Cavallari is one of only a very small handful of women who have established themselves as major creative artists in the professional music industry. But not even most of the men can point to a resume as diverse, eclectic, and impressive as this diminutive Jewish-Italian Philadelphia native: more than a 100 film scores as performer, arranger, conductor, or composer; the official composer of the L.A.