What singer made a guest appearance on the single which was eventually included in the greatest hits album released in 1988 by Dire Straits?
Money for Nothing (album): Money for Nothing is a greatest hits album by British rock band Dire Straits released on 17 October 1988. Money for Nothing (song): "Money for Nothing" is a single by British rock band Dire Straits, taken from their 1985 studio album "Brothers in Arms". Money for Nothing (song):  The song features a guest appearance by Sting singing background vocals, providing both the signature falsetto introduction and backing chorus of, "I want my MTV."
i don't know