Newhart: Grandma, What a Big Mouth You Have

"Grandma, What a Big Mouth You Have" is twenty-first episode of season one of the comedy series Newhart and the 136th episode of the series overall. The series stars Bob Newhart, Mary Frann, Peter Scolari, Julia Duffy and Tom Poston. It was written and directed by Douglas Wyman and first aired on CBS on April 3rd 1983. In this episode, Michael takes over as producer of WPIV's nightly news, but his new informed outlook on life drives a wedge between him and Stephanie. Meanwhile, George announces he has given up on being a Red Sox fan.