Question: Were Ronnie Van Zant and Mick Jones both lead singers of a band?

Related documents: [0]  [DOC] Michael Geoffrey "Mick" Jones (born 26 June 1955) is a British musician, singer and songwriter best known as the lead guitarist, co-lead vocalist, cofounder and songwriter for The Clash until his dismissal in 1983. Afterwards, he formed the band Big Audio Dynamite with Don Letts. Jones has recently played with the group Carbon/Silicon along with Tony James and has toured the world as part of the Gorillaz live band. In late 2011, Jones collaborated with Pete Wylie and members of The Farm to form The Justice Tonight Band. [END] 
[1]  [DOC] Ronald Wayne Van Zant (January 15, 1948 – October 20, 1977) was an American lead vocalist, primary lyricist, and a founding member of the Southern rock band Lynyrd Skynyrd. He was the older brother of two other rock vocalists: current Lynyrd Skynyrd lead vocalist Johnny Van Zant, and Donnie Van Zant, the founder and vocalist of 38 Special. He was the father of singer Tammy Van Zant, and cousin of musician Jimmie Van Zant. [END]  
Answer: yes
yes