It's Maluma. Need we say more?
The couple performs "What a Wonderful World."
The pop star belts out "A Change Is Gonna Come."
The music legend performs "I'm Still Standing."
The rocker sings "River Cross."
Three Keith's (plus Nicole Kidman) are always better than one.
The pop star performs "People" by Barbra Streisand.
The duo performs "Stand By Me."
The Green Day frontman performs "Wake Me Up When September Ends."
The brother-sister duo perform "Sunny," and she says, "I love this song, and I want to make you guys feel good."
The pop star performs "Soon You'll Get Better."
Talk about an unforgettable closing number.