Foreigner flaunt their stadium-sized ambitions with feisty rockers and emotion-packed ballads. In the ‘70s they kept their focus on riffs, but over time they brought in ideas from other pockets of pop; “That Was Yesterday” pairs Lou Gramm's biting vocal with glinting synths, while the Mark Ronson-produced breakup lament “In Pieces” surrounds Kelly Hansen's torrid performance with swooning strings and restless riffing.