Allow an extra week or two if you are using a calligrapher.
Hand address them (setting aside time to do so), hire a calligrapher, or find a stationer that can print custom designed labels for you.
Hire a calligrapher to write out all of your place cards so they look like Cinderella's might have at the royal ball.
If none of those options pan out, look for a local calligrapher who might be interested in giving you a few lessons or starting a small group class.
In addition to private lessons or classes from an established calligrapher, you may be able to find classes at your local community college or art school.
Recently, experienced calligrapher Lianda Ludwig took time out of her busy schedule to answer a few questions about calligraphy for the readers of LoveToKnow Crafts.
Scribblers offers home-based calligraphy lessons with professional calligrapher Gaynor Goffe.
You can often find a local calligrapher who offers classes or lessons.