. >> before priyanka chopra, there was nick's first love, mylie cyrus.> i'm the happiest i've ever been. ♪ >> in 2015, nick had a month-long fling with kate hudson. ♪ for joe, his first crush was his camp rocco star demi lovato. >> you're a big jonas brothers fan? >> yeah, i was, i still am. >> joe dated taylor swift, so he dumped in a 27-second phone call. look what we found three years before joe started dating his now fiancee sophie turner. >> dream show to be on? >> a part of "game of thrones." huge fan. >> what about kevin, whose real name is paul? married with two daughters. ♪ i'm a sucker for you >>> speaking of boy bands there's a new documentary focusing on the man behind the backstreet boys and n sync lou perlman. >> it's called "the boy band con" because he ran one of the largest ponzi schemes in american history. he was twikted and died in prison in 2016. >> lance bass shared his experiences working for lou starting with this shocking n synch revelation. >> i still think of you guys as complete rivals. >> the bigger we got, the more tension w