Jocose orange mail

I think you meant to say "jocular orange mail"!

If that's the case, I'm assuming you're referring to a playful or humorous email about oranges. Here's a possible example:

Subject: The Orange You Glad It's Friday?

Dear [Name],

Hope this email finds you feeling bright and citrusy! As we approach the weekend, I thought I'd send you a little pick-me-up in the form of an orange joke:

Why did the orange stop in the middle of the road?

Because it ran out of juice!

Wishing you a peel-fect weekend, and don't forget to stay hydrated with plenty of orange goodness!

Best, [Your Name]

How's that? Would you like me to come up with something else?