Despite rampant speculation to the contrary, Chevy Chase has agreed to come back for Community’s fourth season. Chevy Chase and series creator Dan Harmon had a infamously cantankerous relationship, but since NBC fired Dan Harmon for some utterly inexplicable reason, Chevy Chase is full streets ahead to rejoin Jeff, Britta, Annie, Troy, Abed and Shirley for their fourth year at Greendale. Speaking of, if the Greendale Seven can’t graduate from a community college in less than four years, than perhaps getting Pierce back in the group is the least of their problems …