Beyonce Surprises Dance Troupe Backstage Staff | March 13, 2017 | Entertainment Daypop Tweet Share +1 Pinterest LinkedIn Email Beyonce and Mama Knowles surprises a L.A. dance show backstage and the girls were in awe. The group of girls are part of a L.A. based mentorship program set up by Mama Knowles herself. Beyonce Makes a Backstage Surprise at L.A. Dance Show, Freaks Out the Troupe (VIDEO + PHOTO) Via www.tmz.com 03/12/2017 1:34 PM JStone / Shutterstock.com Previous Next