HE AMES TO PLEASE
Child actor has landed the gig as 8-year-old grandson on the ABC reboot of “Roseanne.” That’s another small wonder for Don Buchwald Associates, whose fast-rising “emerging talent division” has put 10 kids in shows in the past year. Up until now, D.B.A. has been best known for repping grown-up talents including shock jock and the late, great Jay Thomas.