The annual Earth Day Dallas (EarthDayDallas.org) festival in Fair Park is hosting two days of free music, featuring an impressive lineup of local and national groups. See below for a full lineup, followed by a summary of each act. For more information on the music series, visit http://www.earthdaydallas.org/category/event-type/live-music.   Saturday, April 21 10:45-11:15 a.m.        ReVeal (Gospel) 11:30 a.m.-Noon       Jessie [...]