Jay Slater, the British teenager who went missing in Tenerife on Monday, has been pictured in shock new footage from a nightclub just hours before his disappearance – as the race to find him enters its fifth day. Slater, 19, from Oswaldtwistle in Lancashire, was last heard from on the morning of June 17 when he called his friend Lucy Law while trying to walk back to his accommodation on the island after missing a bus. Thanks to his sharing of his live location on social media platform Snapchat, Slater’s last known location is thought to be the Rural de Teno park in northern Tenerife – where Sp…