Saturday at Coachella–already considered weak by many in the blogosphere due to the Killers as headliners and then compromised further after Amy Winehouse had to drop out due to work visa issues–has gotten a boost. M.I.A., who just gave birth to a boy last month days after performing on the Grammys, is going to get right back into it with her third Coachella set on Saturday, April 18 (she previously was at 2005 and 2008's festivals). Rad.