Katherine Von Till

Robin attends court-mandated therapy sessions after assaulting a woman who was hoping to ruin Barney's relationship; Ted becomes overly involved in Lily's pregnancy.

Sheldon’s germophobia lands him in detention when flu season hits Medford and he takes extreme measures to remain healthy.

When George Sr. accidentally lands the school librarian, Ms. Hutchins (recurring guest star SARAH BAKER) in the hospital, the Cooper family must nurse her back to health. Also, Meemaw gives Georgie relationship advice.

Things spiral out of control when Sheldon boycotts his favorite bread company and ends up on the local news. Meanwhile Georgie offers Veronica a shoulder to cry on when she’s dumped by her boyfriend.

Mary clashes with Sheldon’s drama teacher Mr. Lundy (returning guest star JASON ALEXANDER) over plans for a Halloween haunted house fundraiser for the church. Also Georgie falls for a rebellious teenage girl that Sheldon is tutoring.

After graduating high school, Sheldon has a breakdown when he realizes he may not be ready for college. Also, Dale (recurring guest star CRAIG T. NELSON) tries to make amends with Meemaw in the season four premiere episode.