This article is about all the other comic strip characters that appeared in Pearls Before Swine.
From Baby Blues
Wanda, the mother to Zoe and Hammie, appeared in the strip along with her husband when negotiating with Rat over babysitting.
Hammie, the middle child, appears when Rat has to babysit him and his sister, Zoe.
Zoe, the eldest child, appears when Rat has to babysit her and her brother, Hammie.
Rick, believe it or not, does actually make an appearance, except he is a croc trying to kill Wren.
Jerry does appear as a croc just like Rick.
Wren, the baby, does appear and apparently can talk and swear!
Jeremy, the 16-year-old Zits kid does appear when Zoe and Hammie accidently ran him over.
Both appear when Rat first leaves the strip and has an affair with the mom and tells the husband, "Beat it Fatty, she's mine!"
From Dennis the Menace
Dennis appears in Comic Strip Jail along with Jeffy (Family Circus) and Sarge from Beetle Bailey.
During Pearls Family Week, he pours gasoline on Stephan Pastis's desk and lights it on fire.
Dilbert appears when Farina lets him inside her bubble. When Rat wants to kill the editor of 'Pearls', Guard Duck and Mr. Snuffles accidentally kill Dilbert instead.
Dilbert's Boss appears numerous times in the strip.
Ratbert appears when Rat holds him hostage since he thinks he is a ripoff of himself.
Scott Adams himself does make an appearance once in Pearls.
From Beetle Bailey
Sarge does appear in Comic Strip Jail along with Jeffy and Dennis.
From The Family Circus
Billy appears when he captures Osama bin Laden.
Dolly appears in the strip but never talks.
Jeffy appears the most in the entire strip, and he is bad.
The Parents do appear a few times.
In one strip, it shows the kids saying, "We love you dead Grampa!", with Goat freaking out.
Marmaduke appears once after Rat leaves the strip and Stephan Pastis needs a new character.
From Love is...
The "Love Is" Chick
Rat does come across the Love Is Chick, naked.
Love Is Chick's boyfriend
Though never seen, he is mentioned when Larry ate him, and because of that the strip name was turned into "Love isn't".
Cathy appears sometimes, and she usually gets hurt somehow.
From Rose is Rose
rose appears when rat is hiding in other comic strips.
Garfield appears once when Goat got lost getting home, and he was going to hit Goat with a rolled-up newspaper.
From Get Fuzzy
Rob himself does appear once as a customer at a restaurant, and had no speaking roles.
Buck appears a few times: First when Rat and him failed Comics' Camp. Second with Satchel and Pig.
Satchel appears once when Pig was visiting him and Bucky in Boston.
Opus appears with Pig when Stephan attempts to have a party.
From Calvin and Hobbes
Calvin was mentioned in a conversation between Rat, Pig and Goat.
Bill Waterson (mentioned)
Bill is mentioned in 'Pearls' Fanmail as he complained about how small the panels were.
From The Far Side
Gary Larson (mentioned)
Gary is mentioned in a conversation between Pig and Rat, and Rat goes to his house guarded by Security Cows.
As a joke to Gary's constant use of cows in The Far Side, Rat goes to his house guarded by them.
Both Foxtrot kids appear in the strip when Rat was looking for a new gig.
both appear when rat leaves the strip and has an affair with the mom and tells the husband "back off chrome dome, she's mine." (the same thing happened with Jeremy's parents from Zits.).