The alt-rock group, formed in 2004 in Long Beach, Calif., had previously charted six titles on the tally between 2007 and last year, rising as high as No. 22 with "Miracle Mile" (2013). The band first entered the list with 2007's "Hang Me Up to Dry" (No. 26).
"First" is from Cold War Kids' fifth studio album, Hold My Home, released in October. "It's super rare that a song goes #1 a year after it comes out," the band marveled Tuesday on Twitter. "Praises go to the fans that have been with us for years, at shows singing along, telling us your stories.