Last chance! Register for Instructor Workshop.

The deadline to register for the Instructor Workshop and Orientation Session on Saturday, Dec. 5 will be at 12 noon on Friday, Dec. 4. Don’t miss out on this opportunity to learn directly from top-tier designers and adjudicators. Register here.

Championships merchandise still available

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If you or your students are interested in ordering MBOS Championship t-shirts or bins, email Pop’s Original at

Download the WGASC Now! mobile app

WGASC Now! is the official app for WGASC/MBOS – the Winter Guard Association of Southern California and Marching Band Open Series circuits. Get real time score updates, show information and bulletins and even turn by turn directions to events. Click here to learn more!

April 1 – 3 is the last weekend for Championships seeding

The last weekend for scores to qualify for championships seeding will be April 1 – 3. There are great shows to attend that weekend at Canyon High School, Nogales High School, Woodbridge High School, Mayfair High School and additionally, the San Diego and Las Vegas Invitationals. There are plenty of performance spots left so sign up today to ensure a successful conclusion to your 2016 winterguard season. Register today through the Director’s portal.

MBOS kicks off this weekend

We have two exciting shows this weekend: The Henderson Bandfest hosted by Basic High School and Coronado High School in Nevada, and the Riverside Invitational hosted by Ramona High School. We’re set for a weekend chock full of exciting performances. Check out the Events page for a full schedule for each event plus show information and judge assignments.

2016 show bidding now open

Units interested in hosting a 2016 contest shoud log in, and in the member tab, find the “Show Bid Form” tab. Fill this form out completely and click submit. Show sites must meet requirements listed in the WGASC Rulebook and procedure manual. These requirements will be strictly adhered to for Saturday shows and sites not meeting the requirements will be disallowed. Georgraphic locations will also be considered in addition to the random draw to address the travel needs of the entire membership.  Prior hosting of a Saturday show does not guarantee eligibility for selection, actual gym measurements apply.