Donate/Sponsorship Western Days is Valley Center’s largest and oldest annual celebration, held each Memorial Day weekend. Launched in 1950, we are entering our 68th year! Valley Center Western Days is a non-profit organization. As a sponsor, you will be supporting the largest community annual event while promoting your business to the residents of Valley Center and Southern California. Please contact our sponsorship chair, Justin Salter, if you have any questions: sponsor@WesternDays.org Sponsorships can be made by check, cash or credit card. Thank you for supporting your local community event. Make your donation/sponsorship payment online with a major credit/debit card, or checking account.