Here are some finished pages for your viewing pleasure (I hope!):
All these were drawn with a pigma pen and coloured in with Tombow dual brush markers. The birthday one was also washed with water for a painterly effect. I did that one on my own birthday and now use it a lot to congratulate people on Facebook. So sometimes there actually is a practical use for all this artsy stuff, haha.
Wishing you all a wonderful and artsy day!