[YE] = Year-End
U
U And Dat - E-40 ft. T-Pain & Kandi Girl (Hot 100 [YE])
Unfaithful - Rihanna (Hot 100 [YE])
Unpredictable - Jamie Foxx ft. Ludacris (Hot 100 [YE])
Unwritten - Natasha Bedingfiels (Hot 100 [YE])
Up A Lazy River - Si Zentner And His Orchestra (Adult Contemporary)