Musician Robert Plant, lead singer of British rock band Led Zeppelin, performs during the 13th Mawazine World Rhythms international Music Festival in Rabat June 5, 2014. REUTERS/Youssef Boudlal ... more 
Musician Robert Plant, lead singer of British rock band Led Zeppelin, performs during the 13th Mawazine World Rhythms international Music Festival in Rabat June 5, 2014. REUTERS/Youssef Boudlal (MOROCCO - Tags: ENTERTAINMENT) less 
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Reuters | Photo By YOUSSEF BOUDLAL / REUTERS
Thu, Jun 5, 2014 7:54 PM EDT