Upcoming Events

Sat 20

Tournament on the Turf

October 20
Las Vegas CA
Nov 03

Las Vegas Invitational

November 3
Las Vegas NV
Nov 10

MBOS Championships

November 10
Las Vegas NV



  • MBOS Performer Counts
    Performer counts will be locked on 9/15.  Please visit your Directors Portal to make the necessary changes.  Now is also a great time to make ... [more]
  • The 2018 MBOS Rulebook is now available!
    The 2018 MBOS Rule book is now available.  Please take a moment to look at updates, including updated classifications. 2018 MBOS Rule Book ... [more]
  • MBOS 2017 is HERE!
    With an emphasis on music education, the Marching Band Open Series provides the region with nationally recognized and prominent adjudicators along with superior performance venues for each event. ... [more]
  • 2017 MBOS is here!
    Check out the MBOS Schedules page for detailed information on every event in 2017!  MBOS registration opens May 24th at 12 noon PST! Register early for the ... [more]

WGASC Sponsors

Platinum Sponsors
Creative Costuming & Design Designs by King
Band Shoppe Director's Showcase
Winter Guard Tarps MVP Apparel