I AM...SASHA FIERCE DELUXE - Includes five #1 hits "Single Ladies (Put A Ring On It)," "If I Were A Boy," "Halo," "Ego," and "Sweet Dreams." Also includes bonus tracks "Video Phone" featuring Lady GaGa and "Poison."

《Halo》是美国当红R&B女星Beyonce的最新打榜单曲，收录于其最新个人录音室大碟《I Am... Sasha Fierce》中。作为Beyonce新专辑中的第四支单曲于2009年的1月20日在全美发行，在当时发布的英国单曲榜上，"Halo"首次跻身排行榜前十，最新的成绩已经排在了英国单曲榜的第四名。
DESTINY‘S CHILD组合的成员之一BEYONCE（碧昂丝）.这位全球多白金唱片销售纪录的葛莱美奖得主DESTINY’S CHILD第一女主音，这次带给乐迷全新惊艳感受！

International Deluxe Edition includes a bonus disc with six additional tracks, Lay Up Under Me, Schoolin' Life, Dance for You and three remixes of 'Run the World (Girls). The title signifies not only the artist's fourth solo offering and the day of her birth but it is also a personal gift to her fans. For over one year now her fans around the world took to their social media pages urging her to name the album for her special number. Her first single, "Run The World (Girls)" was produced by Switch with additional production by Beyonc‚ and Shea Taylor. The song was written by Terius Nash (The Dream) and Beyonc‚. Sony. 2011.