London-based pop music collective Fanfarlo return with their third album, ''Let's Go Extinct,'' and not a moment too soon. There aren't many bands that can combine the ambitions of progressive rock storytelling with the kind of hook-friendly accessibility demanded by today's oft-distracted music listener at least there are few who can without sounding either pretentious or way out of their element (to me, they resemble a very European Okkervil River).