Cool Birthday Invitations

I intend to just make paper invitations, but I prefer not to simply write "You are invited"

Do you have any cool ideas I could use for my invitations?

Put on the forehead: "Who wants to come to a party?" And inside: "You do come here [insert address] on [insert date] at [insert time]." And have fun colors and creative images around the map and these

Does your party have a theme, it would be cool if the invitations have been connected to this kind of