Question

When was the exact date green day formed. I know that the year was 1986 making it 32 years since they first formed but I wanna know the month and day.

Answer 1

I couldn't find the exact date where Green Day was formed, what I found was October 17th 1987. Their first concert ever at Rod's Hickory Pit in Vallejo, California. They were known as Sweet Children back then.