Run ThisRun ThisRUNNING IS BOO SHEET 5K/10K
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    RUNNING IS BOO SHEET 5K/10K
    RUNNING IS BOO SHEET 5K/10K

    RUNNING IS BOO SHEET 5K/10K

    Date and time

    Tuesday, September 15, 2026

    Location

    Anywhere you like!, Anywhere, CA

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    Date and time

    Tuesday, September 15, 2026

    Location

    Anywhere you like!, Anywhere, CA

    Going to this race?

    Register

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    About This Event

    NO EXCUSES... NO BOO SHEET! 👻 🎃

    Running is hard. Running is exhausting. And sometimes, running is just straight-up BOO SHEET. But that’s never stopped you before! Lace up, embrace the suck, and join us for the Running Is Boo Sheet 5K/10K — a Halloween run for anyone who knows the miles might be scary, but excuses are Boo Sheet. 

    Sign up for the RUNNING IS BOO SHEET 5K/10K, complete it anytime and anywhere, and help give back to a great cause! Every entry gets you a custom high-quality shirt that is sure to be your new favorite, a killer finisher medal, and some frighteningly good bragging rights — all while supporting Stand Up To Cancer and its mission to make everyone diagnosed with cancer a long-term survivor. The Miles Are Scary. But Excuses Are Boo Sheet!

    TO JOIN: 

    Register for the RUNNING IS BOO SHEET 5K/10K before October 31st, 2026 Complete a 5K (3.1 miles) or 10K (6.2 miles) at your convenience any time anywhere (no deadline)! Celebrate your accomplishment by sharing on social media! #RunningIsBooSheet #IRun4Movement

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