Rob and Romesh are on a mission to crack the world of musicals and land a role in a blockbuster show in London's West End. With the help of Samantha Barks - who stars as Elsa in Frozen The Musical - she guides the boys with some tips and pulls some strings to sort out an audition for one of the West End's biggest productions - Disney's The Lion King.

• Usain Bolt
• Rob Beckett
• Romesh Ranganathan