"Love @ 1st Sight" is a song recorded by American singer Mary J. Blige for her sixth studio album Love & Life (2003). It features a guest appearance from rapper Method Man, and was written by Blige and Method Man themselves, as well as Sean Combs, Mario Winans, Stevie Jordan, and Mechalie Jamison; Combs, Winans and Jordan produced the track. The song is built around a sample of "Hot Sex" (1992) by American hip-hop trio A Tribe Called Quest. Due to the inclusion of the sample, several other writers are credited as songwriters. Lyrically, it features the protagonist persistently wondering about a romantic attraction for a stranger on the first sight.
"Love @ 1st Sight" was released as the lead single from Love & Life on June 20, 2003, by Geffen Records. A moderate commercial success, it reached number 22 on the US Billboard Hot 100 and number 10 on Hot R&B/Hip-Hop Singles & Tracks chart. In addition, the song charted within the top 20 in Italy and the United Kingdom, while reaching the majority on most other charts it appeared on. The radio edit of "Love @ 1st Sight" with intro was used for the accompanying music video, which was directed by Chris Robinson.