You will never have this day again so make it count. Engage in things that suit your purpose. Leave the petty battles to those that choose to live in the noise. Make the moments count and show the people who are most important to you how much you care.
Its not money, popularity, love or the perfect job. Happiness is within us and the decisions we make. "And just a tip i'v found, the people who get treated like crap, don't treat others like crap :) there the best friends cause they know what its like