I have surefire way to tell if someone is right-brained (creative) or left-brained (analytical). Simply ask them which they are. If they can't remember the difference, they're right-brained.
I'm one of those people. As such, I've learned to avoid certain tasks that make me feel like my head will explode. Like project management.
But the Long Suffering Floyd wanted a surprise party for his 50th (yes, it can still be a surprise even if you know you're having one), which meant I had to suck it up and produce a night to remember.
As a result, I dealt with a lot of New Things: hiring a caterer, working with a party planner, organizing, organizing, organizing. Most of the time I was totally out of my comfort zone, but the result--Floyd being so surprised and moved he practically had a seizure--was worth it.
That said, I informed him this was the only surprise party he was getting, partly because I don't want to do another one but mostly because there's no way anything could top being serenaded by Storm Large. While simultaneously getting a lap dance: