“Baby” is a song by Canadian singer Justin Bieber featuring American rapper Ludacris. It was released as the lead single on Bieber’s debut studio album, My World 2.0. The track was written by the artists alongside Christina Milian and producers Tricky Stewart and The-Dream.
It was available for digital download on January 18, 2010. The song received airplay directly after release, officially impacting mainstream and rhythmic radio on January 26, 2010. The song 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.
The song was a commercial success, peaking at number one in France and Scotland, and charting in the top ten of the United Kingdom, Canada, the United States, Australia, Norway, Japan, Ireland, Hungary, Belgium (Flanders), Slovakia and New Zealand. “Baby” was the fourth most successful single of 2010 in France. The accompanying music video takes place in a mall/bowling-alley setting. The video features several cameos such as Drake, Lil Twist and Tinashe, in which Bieber pursues a girl. As of May 2013, the song has sold 3.9 million digital downloads in the United States and is certified 12× platinum by the RIAA.
The official music video is the 39th most-viewed video on YouTube. As of January 2025, it is also the fourth-most-disliked video and the most-disliked music video on the platform. It had been the most-viewed YouTube video from July 16, 2010, when it surpassed the music video for “Bad Romance” by Lady Gaga, until November 24, 2012, when it was surpassed by the music video for “Gangnam Style” by Psy. Bieber performed the song several times, including on Saturday Night Live, and the ninth season of American Idol. Bieber also performed an acoustic rendition of the remix version with Drake at the 2010 Juno Awards. The official remix in the United Kingdom features British hip-hop artist Chipmunk.
