to honor the 22 people who lost their lives. God bless you all. Thank you so much for having me." The music video for the song starts with Beyoncé singing the song with the U.N. audience seated in front of her, and images from recent disasters screening in panoramic view behind her. As the song progresses, scenes of globes and constellations turn up; laser lights and a small blue arrow, imprinted with the song's title, trace a path along the globe. The performance footage is also mixed with images of global volunteer efforts; as the giant screen displays globe-reaching graphics they morph into pictures of humanitarian work. The music video ends with the question "What Will You Do?" and offers the official website for the World Humanitarian Day. Reception Following Beyoncé's performance, American journalist Anderson Cooper who was present at the Hall and served as a host jokingly asked the crowd, "Is this what happens at the U.N. every Friday night? Because, I've gotta tell you ... I wanna be here every Friday night if this goes on." Diane Warren described the performance as "one of the best experiences ever" in her life. The performance and the music video received positive reviews from critics, who praised Beyoncé's live vocals. Pamela Falk of CBS News described the performance as "breathtaking" and "stunning". Jim Farber of Daily News was also positive about the performance saying that she "delivered a powerful live vocal to the song's musical track". Molly O'Brien of Prefix Magazine commented that the video was "simple and powerful: Beyoncé gives an impeccable live performance of the song... On the album, 'I Was Here' is pompous and a little cloying; live and accompanied by those images, it's got the same change-the-world flavor as Michael Jackson's 'Man in the Mirror.'" Nadeska Alexis of the same publication wrote that Beyoncé belted out her vocals while members of the audience sang along further noting that the moment ended "all too quickly". A writer of OK! magazine praised Beyoncé for being "striking as always" while belting out "I Was Here" in the video. MTV Act's Jose Iniguez described the performance as "phenomenal, flawless, goosebump-inducing, inspiring" adding that it gave him life and made him feel "gobbled up" by the presence of Beyoncé. He added that "I Was Here" couldn't have been a better fit for the campaign and concluded that "Bey[oncé] was simply flawless. Her