Well the urgency of sending out those Save-the-Dates didn't leave me much time to learn capital letters, and besides my online lessons have only gotten through the letter "P" anyways, so I decided to just make it up as I went along. This was a perfect opportunity for me to practice my calligraphy addressing (my motivation behind learning calligraphy).
I grabbed my pen and ink, a modern calligraphy exemplar, and got writing. About 4 hours later I had a stack of addressed envelopes and a developing style. Here's a sample: