Summary:
Lady Gaga, Pharrell, Tony Bennett and Gary Clark Jr. joined Beyonce and Ed Sheeran for a medley of Stevie Wonder hits on the ""All-Star Grammy Salute"" to the singer/songwriter.

Full article:
(CNN)It was a big night for one of music's biggest stars. "Songs in the Key of Life: An All-Star Grammy Salute" aired Monday on CBS, and some of music's biggest stars turned it up and out for the legendary Stevie Wonder. Performers including Beyonce, Ed Sheeran, Lady Gaga, Ariana Grande, Pharrell, Tony Bennett and The Band Perry paid homage to the singer/songwriter and his immense music catalog during the show, which was taped last week in Los Angeles. Singer/guitarist Gary Clark Jr. joined Beyonce and Sheeran for medley of Wonder hits that included "Higher Ground." Newly engaged Gaga played the piano and performed a spirited version of "I Wish" after sharing that Wonder's album was the first she ever played on her own as a child. Singer/songwriter Babyface joined Grande for "Signed, Sealed, Delivered, I'm Yours." "He's influenced everyone in music," Grande told "Entertainment Tonight." The "All-Star Grammy Salute" began last year with "The Beatles: The Night That Changed America." Wonder is launching the second leg of his  "Songs in the Key of Life" tour on March 17.