Harry Styles as heartthrobs from each decade
1970s John Travolta, movie actor most famous for his 1970s hit movies Grease and Saturday Night Fever.
1980s Micheal J Fox, actor most famous for his role as Marty Mcfly in the back to the future series.
1990s Leonardo Dicaprio, actor and environmentalist, most famous for his movie roles in the titanic, inception, wolf of Wall Street and the reverent.
2000s Chad Michael Murray, teen heartthrob most well know for starring in the Cinderella story and famous teen drama One tree hill.