7Most Read in footballdiamonds are foreverChelsea's new Nike kit leaked online. JERMAIN DEFOE has found out the secret to eternal youth. NEWCASTLE boss Rafa Benitez wants to sign Gylfi Sigurdsson for around £15million in the summer to spearhead their first season back in the Premier League. Liverpool now hope the France defender, on loan at Crystal Palace,?will see them hit the jackpot. EUROPES top clubs are already looking to the end of the season and the opening of the transfer window as they try to assemble the squad required for glory in 12 months time. EPA3Gylfi Sigurdsson is wanted by Newcastle boss Rafa Benitez to speahead their Premier League campa. Hes now more comfortable in the role – and hes got that from playing. Normally a left winger, Perisic can play in a more advanced role off the main striker, on the right-hand side or through the middle. But the midfielder is building a reputation in the French top flight as being one of the most consistent performers in Monaco’s talented team. players like Raheem SterlingNow the Sunderland striker is daring to dream of being part of Gareth Southgates World Cup squad in Russia next year.