Let the debate begin. “Rolling Stone” is out with its list of the "250 Greatest Songs of the 21st Century So Far." Missy Elliott's "Get Ur Freak On" is tops on the list. Rounding out the top 5 are the Yeah Yeah Yeahs' "Maps," Beyonce´ and Jay-Z's "Crazy in Love,"the White Stripes "Seven Nation Army," and Taylor Swift “All Too Well.” The magazine says the list "sets out to capture the full chaotic glory of 21st-century music, one song at a time." Also on the list are Amy Winehouse “Back To Black,” Robyn “Dancing On My Own,” Kendrick Lamar “Alright,” Britney Spears “Toxic,” and Mariah Carey “We Belong Together.” See the full list here.