Austin Butler Talks About How He Transformed For the 'Elvis' Bio Pic & A Britney / Backstreet Boys Mash Up | Billboard News

'Elvis' star Austin Butler talks about how he was able to transform for the title role of the upcoming Baz Luhrmann movie. There's also a rumor that a mashup of classic 00s hits 'Backstreets Back' from the Backstreet Boys and 'Toxic' by Britney Spears is in the movie.