Skrivning

2021

… Novel

2017

… Musical

2016

… Musical

2014		Annie … Novel
2014		Elf: Buddy's Musical Christmas … Teleplay

2008

… Writer

2007

… Musical

2005

… Screenplay

1999

… Novel

1995

… Novel

1992

… Screenplay

1987

… Screenplay

1985

… Writer … Historie

1983

… Screenplay

1982

… Novel … Writer

1970

… Writer

Skuespil

2005

som Self