Happy Days: 4x13
Time Capsule
Richie and the guys organize a time capsule for a school project. Howard agrees to let them use the vault at his store for the capsule, and Potsie accidentally locks them all inside.
4 - 1Fonzie Loves Pinky (1) Sep. 21, 1976
4 - 2Fonzie Loves Pinky (2) Sep. 21, 1976
4 - 3Fonzie Loves Pinky (3) Sep. 28, 1976
4 - 4A Mind of His Own Oct. 05, 1976
4 - 5Fonzie the Father Oct. 19, 1976
4 - 6Fonzie's Hero Oct. 26, 1976
4 - 7A Place of His Own Nov. 09, 1976
4 - 8They Shoot Fonzies, Don't They? Nov. 16, 1976
4 - 9The Muckrakers Nov. 23, 1976
4 - 10A.K.A. the Fonz Nov. 30, 1976
4 - 11Richie Branches Out Dec. 07, 1976
4 - 12Fonzie's Old Lady Jan. 04, 1977
4 - 13Time Capsule Jan. 11, 1977
4 - 14The Book of Records Jan. 18, 1977
4 - 15A Shot in the Dark Jan. 25, 1977
4 - 16Marion Rebels Feb. 01, 1977
4 - 17Graduation (1) Feb. 08, 1977
4 - 18Graduation (2) Feb. 15, 1977
4 - 19The Physical Feb. 22, 1977
4 - 20Joanie's Weird Boyfriend Mar. 01, 1977
4 - 21Fonz-How, Inc. Mar. 08, 1977
4 - 22Spunky Come Home Mar. 15, 1977
4 - 23The Last of the Big Time Malphs Mar. 22, 1977
4 - 24Fonzie's Baptism Mar. 29, 1977