sentence: A young man is standing on stage and eventually several other boys join in wearing kilts. sentence:  They stand in front of one drum and perform a routine using only drums. sentence:  The boys spin and flip their sticks constantly and continue performing their drumming routine. sentence:  One stands up and begins singing a song while the others join in. sentence:  They boys go back to playing the drums and finally finish by playing each other's drums and faster than other.