CAMEROON ELEPHANT SLAUGHTER: "In early 2012, a heavily-armed band of foreign poachers slaughtered over 300 elephants for their ivory in Bouba N'Djida National Park. Since the incident Cameroon has increased protection at its park and announced plans to hire 2,500 new rangers to be deployed across the country."
WRONG WAY: A drunk businessman descends the 'UP' escalator in the London Tube.
HOW TO TIE A BOW TIE: With Jesse Tyler Ferguson. Encouraging you to tie the knot.
IAN MCKELLEN: His anti-bullying PSA for LGBT rights group Stonewall.
For previous Guides to the Tube, click HERE.