Son Heung-min continues to pave the way for Tottenham and remind all that class is permanent – and Darren Bent reckons that even now he is in his thirties, clubs would have to pay £80m for him. Son will turn 32 in July but despite that, he has still managed to have a hand in 22 goals in his 25 games for Tottenham. That is despite missing a month of football due to his participation in the Asian Cup. Now the club’s captain, Son is just three games away from clocking up a huge 400 for the North London outfit. A player that Tottenham goalkeeper Gugliemo Vicario recently said is “literally unbelie…