"Thank God I Found You" is a song by American singer-songwriter Mariah Carey. It features guest vocals from R&B singer Joe and American boy band 98 Degrees. Written and produced by Carey along with Jimmy Jam and Terry Lewis, the song was released on January 25, 2000, through Columbia Records as the second single from her seventh studio album, Rainbow (1999). "Thank God I Found You" is an R&B power ballad that was inspired by a relationship Carey was going through at the time, and lyrically recounts a powerful love relationship in which the protagonist tells her lover "thank God I found you."