Four years of A-Troupe in one mash-up! Thanks for the video mockingariana!<br />Song: "A-Side". Stream it here: https://youtu.be/jewnOx5zivg<br />Subscribe for more videos: http://bit.ly/tnsyt<br /><br />Follow The Next Step: <br />- Snapchat: thenextsteplive<br />- Instagram: http://instagram.com/thenextstep<br />- Twitter: http://twitter.com/thenextstep<br />- Tumblr: http://thenextstep.tumblr.com<br />- Soundcloud: http://soundcloud.com/the_next_step<br />- Facebook: https://facebook.com/TheNextStepSeries
