Question: Are Dan McCafferty and Eddie Vedder both singers?

Related documents: [0]  [DOC] Eddie Vedder (born Edward Louis Severson; December 23, 1964) is an American musician, singer and songwriter best known as a member of the rock band Pearl Jam, with whom he performs lead vocals and is one of three guitarists. He is known for his powerful baritone vocals. He also appeared as a guest vocalist in Temple of the Dog, the one-off tribute band dedicated to the late singer Andrew Wood. [END] 
[1]  [DOC] William Daniel "Dan" McCafferty (born 14 October 1946, Dunfermline, Scotland) is a Scottish vocalist, best known as the lead singer for the Scottish hard rock band Nazareth from its founding in 1968 to his retirement from touring with the band in 2013. McCafferty continues to perform solo around the world and record on occasion. [END]  
Answer: yes
yes