Complex sentence: The 2006-2007 Marching Band received a rating of Superior with Distinction at the 2006 State Marching Festival and the Performance Jazz Ensemble has been invited to perform at the 2007 Western International Band Clinic in Seattle.
Split into simpler sentences: The 2006-2007 Marching Band received a rating of Superior with Distinction at the 2006 State Marching Festival. The Performance Jazz Ensemble was invited to perform at the 2007 Western International Band Clinic in Seattle.