The Killers launched their residency at Caesars Palace in Las Vegas on Aug. 14, and revived a few long-abandoned rarities for the occasion. It was a homecoming for the band, which was founded in Sin City in 2001. The residency, which runs through Sept. 1, is also a 20th anniversary celebration for the Killers’ breakthrough debut album, Hot Fuss. The evening began with “Jenny Was a Friend of Mine,” the emphatic Hot Fuss opening track. Next came the band’s ubiquitous hit “Mr. Brightside,” as the Killers performed their debut LP in chronological order. READ MORE: Top 50 Classic Rock Albums of the…