Zac Efron and Zendaya: How well do they know each other? | The Greatest Showman | Cosmopolitan UK

Zac Efron and Zendaya plays Mr and Mrs for The Greatest Showman - see Zac Efron singing his karaoke song, doing a ventriloquist impression, showing off his signature dance move and Zendaya reveals she hates karoake! #greatestshowman #zacefron #zendaya For more from Cosmo, visit http://www.cosmopolitan.co.uk