"Ain't Goin' Down ('Til the Sun Comes Up)" is a song co-written and recorded by American country music artist Garth Brooks. It was released in July 1993 as the lead single from his album In Pieces. The song also appears on The Hits, The Limited Series, The Ultimate Hits, and Double Live. The spelling of the song has varied from album to album, and is also spelled "Ain't Goin' Down (Til the Sun Comes Up)." The song was written by Brooks, Kent Blazy and Kim Williams. It is in the key of G Major. Trisha Yearwood sings harmony vocals.