In January 2007 , both Wilson and Vincent provided backing vocals for Payne at a concert in Los Angeles , California .
In 2006 , Wilson and her sister Pamela Vincent provided backing vocals at the twentieth anniversary concert of the Former Ladies of the Supremes .
In January 2007 , both Wilson and Wilson provided backing vocals for Payne at a concert in Los Angeles , California .
In 2006 , Wilson and her sister Pamela Vincent provided backing vocals at the twentieth anniversary concert of the Former Ladies of the Supremes .