The song is by the RedOne featuring Enrique Iglesias, R. City, Serayah and Shaggy.
The song lyrics and music is good and video is quite unique.
In the video footage the stars shown are Akon, Thanh Bùi(of the band North), Aseel Omran, Maître Gims, Jennifer Lopez, John Mamann, Alex Sparrow, David A. Stewart(of the Eurythmics), Kaya Stewart, Jay McGuiness(of The Wanted), French Montana, Tal, The Band Perry, songwriter Bibi Bourelly, as well as actor Jean-Claude Van Damme, actor/singer Max Schneider, actress Mila Jovovich, actress/singer Priyanka Chopra, actor/singer Kevin McHale, artist Mr. Brainwash, comedian Howie Mandel, dancer Aliona Vilani, dermatologist Dr. Simon Ourian, media personalities Simo Benbachir(aka Simobb), Perez Hilton, Randy Jackson and Ryan Seacrest, TV personality Kaitlyn Bristowe, model Kristina Bazan, and famous sports personalities who pitched in with their own segments including Blaise Matuidi, David Luiz, Rafael Nadal, Josh Norman, Mesut Özil, James Rodríguez, Cristiano Ronaldo and others.