Dustin has a run-in with a school bully after helping him in class.

The girls decide to get even with the boys after falling victim to their pranks, but Zoey's prank puts all the girls at PCA in danger of being expelled.

Zoey and Nicole return to PCA for the second year. But they soon find out Dana will not be returning, and a very strange roommate, Lola, has come to take her place. The year gets to a bad start for Chase and Michael, because of Logan's very loud gifts from his dad.

A time capsule project is presented to Zoey and her friends. Each one of them must contribute something that represents them. Zoey makes a DVD explaining what each of her friends means to her. Chase can't wait for 20 years, so he decides to dig up the capsule with a very tired Michael.

It's a brand new year at PCA, but everybody learns that Nicole had to go to an all girls' school (has boy crazy syndrome). The bad news is that they are losing their roommate. Zoey and Lola are worried about Quinn being their roommate, because of Quinn's doing all of these weird experiments. What else can go wrong? Zoey gets a whole new surprise, when she finds Chase doing something she didn't want to see.

The gang accidentally injures Dean Rivers by crashing a model airplane into him. Zoey decides to try and fix Coco with the new Dean in school.

Zoey is heading out of campus to meet J.T. Hawthorne, but when her supposed driver is about to have a baby, she asks Coco to drive her instead. However, things get complicated when Coco needs a favor from Michael, who again needs a favor from Stacey, who again needs a favor from Logan, who again needs a favor from Dustin, who again needs a favor from Lola, who again needs a favor from Chase, who again needs a favor from Zoey and Lola, who again need a favor from the nerd group, who again need a favor from Quinn, making a complete favor chain, where all threads has to work perfectly. Meanwhile, Chase shows unexpected knowledge of comic books, so the nerd group stalk him around campus because they now see an opportunity to hang out with someone popular.

Zoey gets a surprising package from her uncle, and uses it to have a barbecue contest. The only problem is that they find they've been joined by an unexpected impostor.

Michael is depressed that Chase isn't coming back, but Logan decides they should make the most of it with the extra space they have.

It's spring break, and the gang is all set to go on a trip to Yosemite.

Zoey is running The Big Walk, a charity Walk-A-Thon at PCA, and everyone's getting sponsors to donate.

Zoey and James are finding it difficult to get some time alone.

New students attend PCA and have an opportunity to find out about their new school. The new students take turns in asking Chase and Zoey questions as they reflect on their memories during their time at PCA.

The gang accidentally injures Dean Rivers by crashing a model airplane into him. Zoey decides to try and fix Coco with the new Dean in school.

Zoey is heading out of campus to meet J.T. Hawthorne, but when her supposed driver is about to have a baby, she asks Coco to drive her instead. However, things get complicated when Coco needs a favor from Michael, who again needs a favor from Stacey, who again needs a favor from Logan, who again needs a favor from Dustin, who again needs a favor from Lola, who again needs a favor from Chase, who again needs a favor from Zoey and Lola, who again need a favor from the nerd group, who again need a favor from Quinn, making a complete favor chain, where all threads has to work perfectly. Meanwhile, Chase shows unexpected knowledge of comic books, so the nerd group stalk him around campus because they now see an opportunity to hang out with someone popular.

Michael is depressed that Chase isn't coming back, but Logan decides they should make the most of it with the extra space they have.

Zoey gets a surprising package from her uncle, and uses it to have a barbecue contest. The only problem is that they find they've been joined by an unexpected impostor.

It's a brand new year at PCA, but everybody learns that Nicole had to go to an all girls' school (has boy crazy syndrome). The bad news is that they are losing their roommate. Zoey and Lola are worried about Quinn being their roommate, because of Quinn's doing all of these weird experiments. What else can go wrong? Zoey gets a whole new surprise, when she finds Chase doing something she didn't want to see.