17 Reasons Why “Cinco de Mayo” Is The Best Thing Ever (2) May 15, 2016May 15, 2016 Stephanie Tate 13. There are free Sombreros to be found everywhere. 12. Gives people a reason to bust out their Selena album. 11. The t-shirt slogans for the holiday are hilarious. 10. You will never see a day with better drink deals on Corona.