Let the rock fight begin with this amazingly detailed LEGO Trolls World Tour Volcano Rock City Concert set! Join Poppy and Barb, the queen of rock, as they compete 1-on-1 in the biggest musical challenge at a concert in the City of Volcanic Rocks. Help them try different hair accessories in front of the mirror – Branch can even hide everything in his hair! Take a look at the amazing, moving, felt curtains on stage. Then watch the Trolls perform with a toy guitar and microphone on the revolving stages.