In the late 1990s, there were no bigger boy bands than the Backstreet Boys and *NSYNC. They might have ended up as rivals anyway given that they operated in the same lane of sweet ballads and synchronized dances. But the tension between was ratcheted up because they had the same "Big Poppa," the infamous impresario Lou Pearlman. Eventually, however, their sniping ceased once the groups realized they were both being ripped off. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers