Johnny Nelson talks about the big event on Saturday with Anthony Joshua vs. Kevin Johnson, which is part of a massive night of action in London with three World title fights at the top of the bill.

Sheffield’s Kell Brook defends his IBF World Welterweight title against Birmingham’s Frankie Gavin, Londoner Kevin Mitchell challenges Jorge Linares for the WBC Lightweight belt and Welsh stylist Lee Selby attempts to take the IBF Featherweight crown from Evgeny Gradovich.

There are three great domestic title bouts on the undercard with John Ryder tackling Nick Blackwell for the vacant British Middleweight strap, Scotty Cardle and Craig Evans tussle for the vacant British Lightweight belt and Dave Ryan defends his Commonwealth Light Welterweight title against John Wayne Hibbert. Former World champion Nathan Cleverly is in action and Lucien Reid makes his pro debut.

Limited tickets remain on sale for the bumper night of boxing at The O2 priced at £40 and £60 from www.theO2.co.uk

and on 0844 856 0202.