Birthday invitation templates

Hey, I'm currently on the lookout for some birthday invitation templates. My friend's birthday is just around the corner, and I want to find some unique and creative designs to make the event extra special. I've been searching online, but so far, I haven't come across anything that really stands out. I'd love to find a reliable source that offers a variety of free templates that I can easily customize to suit the theme of the party. Any suggestions would be greatly appreciated!