Sorry for a late submission >3> I was supposed to post this last night (in my time) but I couldn't because fatigue got the best of me. (I haven't been sleeping properly and long enough for the past 3-4 days I've been doing these)
So anyways, here's Twilight. Her skirt was kinda hard to draw and color in, other than that, I think it looks better than Rarity's, which I kinda learned from that.
Twilight would probably be the second youngest, about 22 or so, as she is still a student from somewhere >_> Twilight Sparkle and MLP: FiM belongs to