Riley appeared at the 2010 MTV Video Music Awards , sang the national anthem at the 2012 Democratic National Convention , and is currently working on a debut solo studio album . She also co-wrote a track titled " Leave a Light On " for British group The Saturdays , which is featured on their album '' Living for the Weekend '' . Riley 's debut single , " Colorblind " , premiered live on April 3 , 2014 , on '' The Queen Latifah Show '' . The song was written by Emeli Sandé , Claude Kelly and Steve Mac , and was released as a digital download on April 8 , 2014 . The song was also performed by Riley on '' Glee '' . In 2015 , it was reported that Riley would star in a Christmas television film , her first movie role , and her first acting role , since '' Glee '' . In December 2015 , she portrayed Addaperle , the Good Witch of the North , in NBC 's live performance of '' The Wiz '' . In February 2016 , it was announced that Riley would portray the lead role of Effie White in '' Dreamgirls '' , at the Savoy Theatre in London 's West End , beginning performances in November 2016 . Riley recorded a number of tracks for Todrick Hall 's visual album '' Straight Outta Oz ''
2010 MTV Video Music Awards
2010 MTV Video Music Awards
Amber Riley