Happy Nightmare Baby was created in 1987.
Are You Happy Baby was created in 1981.
As Long as You're Happy Baby was created in 1964.
Nightmare Castle was created on 1965-07-16.
The Devil's Nightmare was created in 1971.
Nightmare Culture was created in 1985.
Nightmare Stage was created in 1992.
Nightmare in Pink was created in 1964.
Nightmare Inn was created in 1993.
Nightmare Circus was created in 1996.
We Are the Nightmare was created on 2008-04-15.
Welcome to My Nightmare was created in 1974.
A Writer's Nightmare was created in 1988.