TV highlights: Nate has a little mishap with some marijuana-laced gummy bears on 'Significant Mother'

All times Eastern. On"Switched at Birth" (ABC Family at 8), Bay is heartbroken after breaking up with Emmett. Also, John and Kathryn are having some financial trouble, Daphne's friends are not fond of Mingo, Rachel digs for info about Eric's ex-wife, and someone might have a baby on the way.