Mars' Real Chocolate Relief Act,

"How I Met Your Mother" star Neil Patrick Harris hands out free Mars candy bars in New York as part of Mars' Real Chocolate Relief Act, which aims to improve the world's mood through candy.

Mars has announced that the company will give away a quarter-of-a- million full-size packages of real chocolate on Free Chocolate Fridays.

Americans can claim one of 250,000 coupons each Friday beginning on May 8 at 9 a.m. by visiting RealChocolate.com.

Coupons, which will be mailed to consumers, will be distributed on a first-come, first-serve basis and are redeemable for any full-size Mars real chocolate product. The coupons will be limited to one per person, per week.