A joy-fuelled, endorphin-boosting happiness hideout inspired by Trolls Band Together is to open its glittery gates on 6th October, to coincide with World Smile Day. Trolls Happy Place is a smile-powered pop-up that will unlock 2,500 square feet of experiences inspired by Trolls Band Together, the new action-packed rainbow-coloured installment in Dreamworks Animation’s blockbuster musical franchise, starring Justin Timberlake & Anna Kendrick. Guests can attempt a ‘Troll in One’ at a…