"MLK" is the tenth and final track of U2's 1984 album, The Unforgettable Fire. A lullaby to honor Martin Luther King, Jr., it is a short, pensive piece with simple lyrics.
| Year | Covered by | Album |
|---|---|---|
| 1988 | Joan Baez | Recently and Brothers in Arms |
| 1993 | Kings Singers | Good Vibrations |
| 2011 | Vocal Spectrum | Vocal Spectrum III |
Read more about this topic: List Of Cover Versions Of U2 Songs