Subscribe | UPI Odd Newsletter Subscribe NEW YORK, N.Y., June 17 (UPI) -- An Iowa teenager with extraordinarily quick thumbs has beaten 250,000 competitors to win the top prize in a texting competition in New York. Kate Moore, 15, of Des Moines won the $50,000 grand prize at the L.G. National Texting Championship, which had its final rounds Monday and Tuesday. Advertisement The competition tested speed, accuracy, texting know-how and acronyms. In one round, contestants had to navigate an obstacle course while texting. Kate went thumb-to-thumb with Dynda Morgan, 14, of Savannah, Ga., in a final three-round showdown that measured speed in texting lengthy messages without errors. The third, and tie-breaking, round had both teens rushing to text, "Zippity Dooo Dahh Zippity Ayy…MY oh MY, what a wonderful day! Plenty of sunshine Comin' my way…Zippity Do Dah Zippity Aay! WondeRful Feeling Wonderful day!" In a text interview, CNN asked Kate, "Do ur thumbs hurt?" "Hahah not at all! Ud b surprised they don't get stressed out," Kate replied. Kate's mother Claire said she appreciates always being able to contact her daughter, who typically sends 500 texts a day.