"Crips and Bloods" is a song from the Season Seven episode, "Krazy Kripples". It was played by the two recently united gangs; "bloods, and crips".
Background
Jimmy and Timmy attempt to settle the gang feud by locking them in the recreation center over night. Eventually the rivals become friends by playing basketball, singing, dancing, and socializing.
The song is sung in the style of one from Fat Albert and the Cosby Kids, including instruments found in a junk yard.
Lyrics
It used to be that Crips and Bloods didn't get along,
But now we're all a family, so we wrote this song.
Naaa na naaa, Crips and Bloods. Naaa na naaa, hope and love.
Naaa na naaa, friendly thugs.