The Piano Teacher
- Episode aired Feb 21, 1979
- TV-PG
- 30m
![Valerie Bertinelli, Bonnie Franklin, Pat Harrington Jr., and Mackenzie Phillips in One Day at a Time (1975)](https://m.media-amazon.com/images/M/MV5BMTQ1ODQzODg2NF5BMl5BanBnXkFtZTcwMjI4NjM0MQ@@._V1_QL75_UY281_CR8,0,190,281_.jpg)
A baby grand piano is mistakenly delivered to Ann's apartment and the real owner ends up giving lessons in her living room.A baby grand piano is mistakenly delivered to Ann's apartment and the real owner ends up giving lessons in her living room.A baby grand piano is mistakenly delivered to Ann's apartment and the real owner ends up giving lessons in her living room.