Once Upon an Era was created in 1994.
Once Upon a Dog was created in 1982.
Once Upon a Mattress was created in 1959.
Once Upon a Troubadour was created in 1997.
Once Upon the Cross was created in 1994.
Once Upon A... was created on 1997-05-20.
Once Upon an Island was created in 1967.
Once Upon a Dinosaur was created in 1987.
Once Upon a Classic was created in 1976.
Once Upon a Time...When We Were Colored was created in 1996.
Once Upon a Star was created in 1975-05.
Once Upon a Rhyme was created in 1975-06.
Once Upon a Time - game - was created in 1994.