"Dangerously in Love 2" is a song written and produced by Beyoncé and Errol McCalla, Jr. The ballad was first recorded by Destiny's Child for their third studio album Survivor (2001), under the title "Dangerously in Love". The song later became the title track to Beyoncé's debut album with some minor adjustments instrumentally. "Dangerously in Love 2" is an R&B and soul ballad, the lyrics of which detail romantic obsession.

"Dangerously in Love 2" received generally positive response from music critics, who wrote that the song effectively shows the vocal capabilities of Beyoncé. It won a Grammy Award for Best Female R&B Vocal Performance at the 46th Grammy Awards. Though not released as a single, "Dangerously in Love 2" charted at number 57 the US Billboard Hot 100 chart and at number 17 on the Hot R&B/Hip-Hop Songs chart. Beyoncé performed the ballad at the 46th Grammy Awards, the Verizon Ladies First Tour, the Dangerously in Love Tour, The Beyoncé Experience and the I Am... Tour. Beyoncé has earned a number of positive reviews for her live performances of the song on her tours.

"Dangerously in Love" was written and produced by Beyoncé and Errol McCalla, Jr. It was recorded for the Destiny's Child album, Survivor (2001). Beyoncé re-recorded the song at the SugarHill Studios in Houston, Texas in 2002 for her debut solo album, Dangerously in Love. Her version, which was titled "Dangerously in Love 2", features a modified arrangement. It was set as a remix track, but later became the title track to her debut studio album.

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