Subject: It's Coming [DATE]: [Blitz Day Name]!

Hi [NAME],

[PERSONAL INTRO]

I'm reaching out to tell you about our "Blitz Day"...

What is Blitz Day?

A Blitz Day is an online-based fundraising event that only lasts 24 hours!

We're "blitzing" because [STORY].

Mark your calendars for [Blitz Day Name], a 24-hour live event that will be held from 12:00 a.m. to 11:59 p.m. on [DAY], [DATE].

It's the Final Coutdown!

On [DATE] you're changing the future! The countdown has begun…

Cheers!
[YOUR NAME]