(L-R) Professional triathlete Jenny Fletcher, musicians Melissa Etheridge and Pete Wentz arrive at the Dow Live Earth Run for Water at Exposition Park on April 18, 2010 in Los Angeles, California. (Lester Cohen / Getty Images)

Jenny Fletcher and Pete Wentz start the Live Earth Run for Water Los Angeles (Lester Cohen / Getty Images)

Melissa Etheridge performs live for participants of the Live Earth Run for Water LA 6K run/walk (Lester Cohen / Getty Images)

 
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