Eels used to be common in the Rock Creek watershed. Their return could be a good sign, but there is bad news too.

Eels singer/songwriter Mark Oliver Everett (aka. E) is extending an olive branch, of sorts, to President Bush, who according to Everett has blasted the band’s music in the past as “a bad example for the kids of America.” In a letter to the president dated March 10, Everett invites the president and first lady to come to the band’s March 29 show at the Sixth & I Historic Synagogue, adding, “if you come to the…