Other books
Rotten Ralph (1976)
Rotten Ralph Helps Out (1980)
Worse Than Rotten Ralph (1982)
Rotten Ralph's Rotten Christmas (1984)
Rotten Ralph's Trick Or Treat (1986)
Rotten Ralph's Show and Tell (1987)
Not So Rotten Ralph (1997)
Rotten Ralph's Halloween Howl (1998)
Back to School for Rotten Ralph (1998)
The Christmas Spirit Strikes Rotten Ralph (1998)
Wedding Bells for Rotten Ralph (1999)
Rotten Ralph I Can Read (1999)
Rotten Ralph's Thanksgiving Wish (1999)
Happy Birthday, Rotten Ralph (2001)
Practice Makes Perfect for Rotten Ralph (2002)
Rotten Ralph Feels Rotten (2004)
Rotten Ralph's Rotten Romance (2005)
Best in Show for Rotten Ralph (2005)
The Nine Lives of Rotten Ralph (2009)
Three Strikes for Rotten Ralph (2011)
Rotten Ralph's Rotten Family (2014)
Rotten Ralph Helps Out (1980)
Worse Than Rotten Ralph (1982)
Rotten Ralph's Rotten Christmas (1984)
Rotten Ralph's Trick Or Treat (1986)
Rotten Ralph's Show and Tell (1987)
Not So Rotten Ralph (1997)
Rotten Ralph's Halloween Howl (1998)
Back to School for Rotten Ralph (1998)
The Christmas Spirit Strikes Rotten Ralph (1998)
Wedding Bells for Rotten Ralph (1999)
Rotten Ralph I Can Read (1999)
Rotten Ralph's Thanksgiving Wish (1999)
Happy Birthday, Rotten Ralph (2001)
Practice Makes Perfect for Rotten Ralph (2002)
Rotten Ralph Feels Rotten (2004)
Rotten Ralph's Rotten Romance (2005)
Best in Show for Rotten Ralph (2005)
The Nine Lives of Rotten Ralph (2009)
Three Strikes for Rotten Ralph (2011)
Rotten Ralph's Rotten Family (2014)