Baby

Baby" is a song by Canadian recording artist Justin Bieber. It was released as the lead single from the latter half of Bieber's debut album, My World 2.0. The track was written by Bieber with Christopher "Tricky" Stewart and Terius "The-Dream" Nash who worked with Bieber on "One Time" and also by R&B singer Christina Milian and labelmate, rapper Ludacris.[1][2] It was available for digital download on January 18, 2010.[1] The song received airplay directly after release, the song officially impacted mainstream and rhythmic radio on January 26, 2010.[3] The song has received positive reviews from critics who complimented the song's effective lyrics and chorus, and commended Ludacris' part and the song's ability to have an urban twist. It has become Bieber's biggest hit to date, charting at three and five, respectively in Canada and the United States. It has also charted in New Zealand and Australia, and set to impact other countries soon. The accompanying music video takes place in a mall/bowling-alley setting. The video features several cameos such as Drake and Lil Twist, in which Bieber chases after a girl .