S1, E9: Ephram and Delia's grandparents, Grandpa Jacob Hoffman (recurring guest star Mark Rydell) and Nonny Ruth Hoffman (recurring guest star Doris Belack), make an unexpected visit to check on their son-in-law--and they question Dr. Brown's parenting skills. Meanwhile, Ephram sneaks out of the house to see Amy, who is still recovering emotionally from the surgery on her boyfriend, Colin Hart (new series star Mike Erwin).