Let your vocal freedom sing with DuTrac’s “Oh Say Can You Sing” National Anthem Showcase! Amateur individuals, duets or groups are invited to submit your best rendition of America’s national anthem. Forms will be available starting Monday, April 16, 2018 and must be submitted no later than 5:00 p.m. on Wednesday, May 16, 2018 for a chance to win a $500 Visa gift card. Plus, Radio Dubuque will showcase the best track and air it during the kick off for this year’s Dubuque Fireworks and Air Show. Limit one entry per person or group.