["I just completed my first 12 mile Tough Mudder! I couldn't be more happy and pleased with myself!", 'What is that?', 'It is an obstacle race!  You run, climb walls, crawl in mud, and all kinds of other physical challenges!']
That sounds so awesome! And fun!
I just completed my first 12 mile Tough Mudder!  I couldn't be more happy and pleased with myself!