Ramona was originally an accidental character I added to the Henry Huggins books because I noticed that none of the characters had siblings. I added Ramona as Beazus' pestering little sister.

Beverly Cleary

The Campaign
Cam Brady: I heard your nickname was Tickleshits in high school, I'm gonna see if it's true!
[tackles Huggins and starts to tickle him]
Marty Huggins: [starts to giggle]
Tim Wattley: Don't you dare shit your pants, Marty!