Undressed

When Collier's commercial airs, he hooks up with Hayden. Tina and Matt have sex, but Matt's concerned and confused. During the intervention, the guys convince Sarah she has a problem, so she plans for a "real" intervention the following night.

Brett encourages Collier's new stardom by offering to be his personal handler to keep track of all his women, disgusting Pam. Matt wants to date Glenn, but Tina still wants Matt. The guys try to make Sarah choose between them.

Collier loses his mojo when the potato chips are recalled. Tina doesn't want to see Matt again after she walks in on Matt and Glenn. Sarah chooses all of them, but only Dino stays.

When Collier admits he acted like a jerk, he and Pam get together. Matt reveals to Glenn that he and Tina had sex. Lauren poses as Brad's girlfriend so he can get a promotion from his possibly homophobic boss, Tucker.

Tiki bets Bart she can hook up with Chuck. When Lola introduces Sandra to the "boyfriend," Sandra has her first orgasm. When Tucker moves in, Tucker and Lauren get together.

Tiki convinces Chuck that he's not cheating on his girlfriend if they only have oral sex. Sandra comes clean and tells Ted she's been faking her orgasms with him. Tucker decides the only way he and Lauren can be together is if he fires Brad.

Tiki gets worried when she finds out you can get HIV from oral sex. After fighting with Ted, Sandra hooks up with Samuel in the gym and has her first orgasm with another human being. Tucker feels betrayed when Brad comes clean about being gay, but Lauren convinces him to forgive.

After receiving her HIV test results, Tiki tells Bart they should be together. Sandra gets back with Ted when Samuel turns out to be boring and the hamstring machine goes in for repairs. Tucker asks Lauren if she's ever had sex with Molly.

When Angela finds Harry's notebook, Dawn invites him over to pick it up. Claire decides to pledge a fraternity so she can hook up with George. Lauren tells Tucker that if her wants her to, she'll sleep with Molly.

Angela gets together with Harry, but accidentally gives him a bloody nose. After the gumdrop test, Bear walks in on Claire and George, but Claire denies she's pledging to hook up with George. Tucker walks in on Lauren and Molly.

Angela blows Dawn off so she can have sex with Harry. George tries to get Claire to quit pledging, but Bear admires her determination. When Molly admits she's in love with Lauren, the threesome doesn't work out as Tucker expected.

When Angela and Harry break up, Angela and Dawn make a pact to tell guys the truth. George's plan to keep Claire out of the fraternity continues to fail. Sarah finds Kyle a date online.

Angela and Jared hook up while they're working on a school project. Ripberger shows up to give Bruno and Nick their pledge task. Tessa shows up for her date with Kyle and Kyle admits to lying about a few things online.

Jack dumps Dawn and Angela worries about sleeping with Jared. Bruno quits pledging, but changes his mind after talking to Tina. Kyle and Tessa get to know each other better and wind up having sex.

Angela wants to take it slow with Jared. Bruno is freaked that he's handcuffed to Nick, who's gay. Kate and Val prepare for their reunion, then Kate hooks up with Kenny.

Zack and Clark fight over Hayden. Ripberger ruins Nick and Bruno's double date with a pledge task. Kate hooks up with Eddie, but he's not all she thought he'd be.

Zack denies his feelings for Betsy and Clark says he'll help Betsy get Zack back. Bruno can't have sex with Tina until he settles things with Nick. Kate apologizes to Kenny.

Clark and Betsy make Zack jealous and Hayden mad. After Marty's date with Penny, Marty sets Hammer up with Tasha. Clay announces he's gay and Donnie announces he's straight.

Betsy and Zack make up. Tasha's blind date with Hammer turns out better than expected. Clay makes a move on Natalie, but she's into Donnie.

Angela is mad that Erica's two-timing her cousin, Chris. Marty videotapes Hammer and Tasha having sex. Donnie wants to make sure Peter's first time with a guy is special.

Erica tells Angela she's afraid of sex. Marty blackmails Hammer into tutoring him. Donny and Clay fight over Natalie.

Chris catches Erica with Ronnie. Marty helps Hammer win Tasha back. Beth teaches Tucker about yoga, then Lois arrives.

Erica won't tell Chris she's afraid of sex. Leslie convinces Lola to let Owen model for her. Tucker and Lois share the same ideas about dating.

Erica and Tiki talk in Johnny's van. Owen asks Lola what she does for sex while her boyfriend is away. Tucker and Lois decide to have a one-night stand.

Johnny gives Erica a lesson in the van, then Chris arrives. Lola's conflicted when she finds out Owen has a date. Lois warns Tucker not to jump into a relationship too quickly.

Erica and Chris get back together. Owen asks Lola to choose between him and Dennis. Jenny tells Monique that there's a book that will help her get Matthew.

Sludge teases Caleb because he's got a thing for Debbie. Glenn shows Shanna where the male erogenous zones are. Monique arranges for Jenny's ex-boyfriend Aaron to visit.

Caleb and Debbie disagree about celibacy while they're live on the radio. Bill tells Leslie about his straight twin, Stan. Jenny wonders if she's making a mistake marrying Doug.

Crystal doesn't think Debbie should date Caleb. Leslie busts Bill when Stan shows up. Jenny makes up her mind about Doug when she walks in on him in drag.

While on the air, Caleb sets the record straight about his relationship with Debbie. Shanna's worried about her sex life with Mike, so she asks Glenn for some tips. Hannah thinks Martha is oversexed.

Zack tells Lee that he'll help him figure out if Lee's gay. Mike gets upset after finding out Shanna is getting advice from Glenn. Martha locks Hannah in her room so she and Lynn can be alone with their dates.

Zack's worried that his "female" brain might mean that he's gay. Shanna walks in on Doreen coaching Mike on the "make-up kiss." Hannah yells at Martha when she finds out Martha used aromatherapy to make her loosen up.

Lee and Zack take a sexuality test: kissing Finn and Beverly. Mike and Shanna get back together. Clint gets confused when Hannah's behavior changes as a result of aromatherapy.

Zack and Betsy get back together, while Lee decides to be loose about his sexuality. When Kim's sister Emily arrives, Kim tells Doreen she can't tell her family she's gay. Martha's out to prove that Hannah just likes sex, even without aromatherapy.

Richie decides to order a penis pump. Kim's confused by Emily's reaction to Doreen being gay. Hannah explains to Clint that aromatherapy is influencing her sexuality.

Richie tries different methods to make his penis bigger, then Tabitha arrives. Doreen doesn't want to see Kim if she won't tell her family the truth. Jeff and Holly realize Jeff's girlfriend, Amber, lied to them.

Tabitha yanks off Richie's pants and gets a big shock. Emily tries to console Kim by bringing Rick over for a massage. Amber challenges Holly, saying Holly doesn't know what Jeff needs.

Tabitha and Richie get together in Johnny's van. Emily helps get Doreen and Kim back together. Jeff decides which girl is the perfect match for him.