Ms Super-Toned: Beyonce's fishnets

Beyonce performs a medley during the taping of "Stevie Wonder: Songs In The Key Of Life - An All-Star GRAMMY Salute" concert at Nokia theatre in Los Angeles, California. (Reuters)

Beyonce greets Stevie Wonder as she performs a medley during the taping of "Stevie Wonder: Songs In The Key Of Life - An All-Star GRAMMY Salute" concert at Nokia theatre in Los Angeles, California. (Reuters)

Beyonce and Ed Sheeran perform a medley during the taping of "Stevie Wonder: Songs In The Key Of Life - An All-Star GRAMMY Salute" concert at Nokia theatre in Los Angeles. (Reuters)

(Reuters)

(Reuters)

(Reuters)

(Reuters)

Beyonce, Ed Sheeran and Gary Clark Jr. perform onstage during Stevie Wonder: Songs In The Key Of Life - An All-Star GRAMMY Salute at Nokia Theatre L.A. Live. (AFP/Getty)

Kenneth 'Babyface' Edmonds and Ariana Grande perform onstage during Stevie Wonder: Songs In The Key Of Life - An All-Star GRAMMY Salute at Nokia Theatre L.A. Live. (AFP/Getty)

Lady Gaga performs onstage during Stevie Wonder: Songs In The Key Of Life. (AFP/Getty)

Neil Perry, Kimberly Perry, and Reid Perry. (AFP/Getty)