Cousin Eddie's Christmas Run 5K - Plymouth, MA

Grab your family and friends and join us for the 2nd annual Cousin Eddie's Christmas Run 5K on Sunday, December 21, 2025 at the always awesome, Mayflower Brewing in Plymouth, MA for the HAP HAP HAPPIEST Christmas run since...well, ever!

Choose to run dressed as Cousin Eddie himself (green bomber-style hat & white robe included with the 'Jelly of the Month Club' registration option), run in our custom Cousin Eddie Christmas Run super-soft T-shirt surrounded by hundreds of other runners dressed as Cousin Eddie, or even sport your own custom costume. Whichever you choose, we guarantee you'll have a ton of laughs! All packages also include 1 free beer at the post-race celebration at Mayflower Brewing.

This run is all about FUN & HAVING SOME LAUGHS while celebrating Christmas and running/jogging/walking with your loved ones!