She is the daughter of Billy Baker and Laura Baker and the twin sister of Jordan Baker. She used to be best friends with Layla. She is a close friend of Spencer. In Season 2, she is found unconscious in her room after overdosing on drugs again.
In "Pilot", it's clear that Beverly High is a completely different world. In Spencer's first class, everyone has a computer except him. The girl behind him, Olivia, offers to share and then shows him around school. Jordan, Beverly High's QB, introduces himself to Spencer. Turns out, Jordan, is Coach Baker's son. And Olivia is the coach's daughter.
Spencer walks off the field. He's headed towards Olivia, but Layla swoops in.
In "99 Problems", unbeknownst to Olivia, Spencer is taking a shower at the Baker's home in Beverly Hills. He steps out just as she walks in. It's an awkward moment that she can't shake. Also, Olivia secretly meets with Asher in his car and they reveal that they slept together a while back when Olivia was on drugs. This is what ended her friendship with Layla. Olivia is adamant on wanting nothing to do with Asher.
Before the Booster Party, Olivia finds one of her father's suits for Spencer to wear. During the Booster Party, Spencer clings to Olivia until Layla walks in. After the Booster Party, both Olivia and Jordan confront Billy about giving most of his attention to Spencer. They feel unimportant to their father but Billy tries to reassure them that's not the case. Finally, The Bakers have a family meeting to air out their feelings and reach a solution. Present at the family dinner.
"I", Olivia and Layla are "friendly" now. Olivia, in a desperate attempt to brush everything that happened during her period of drug abuse under the rug, inadvertently shuts Layla out. Later, Olivia tries to apologize; however, Layla flips the script by shutting her out. After Olivia and Layla commemorate the passing of Layla's mother, their friendship is re-established.
In "Lose Yourself", Olivia and Layla are BFF's again and Layla encourages Olivia to go to Asher's party by saying that she needs a "fresh start" since returning from rehab. Layla mentions that Olivia should show more interest in Spencer. Olivia finally agrees to go but shortly after arriving she and Spencer are naked in a jacuzzi -- a dare brought on by Layla during a gambling game to get them together.
Jordan finds out that Billy has set up a Crenshaw Trust Fund account. Things get even dicier when Jordan spills the secret to a in-denial Olivia. Eventually, Olivia believes Jordan. They try to tag team Billy with questions, but of course, he turns them away, which only makes them more curious. Posing as her mother, Olivia calls the Crenshaw Bank -- it's revealed that Billy has been depositing $650 to a Trust Fund each month for the past 17 years.
In "All We Got", Olivia and Jordan meet their grandfather, Willy. It's revealed that, for the past 17 years, Billy has been supporting his father. The encounter is awkward; however, despite the obvious tension, Olivia invites Willy to Spencer's birthday party. Olivia and Jordan have differing views on the whole situation. Jordan feels stupid and guilty. Olivia just wants to keep the past in the past. Spencer's party is going smoothily until Willy appears and Billy is pissed; forcing Jordan and Olivia to finally come clean about their "investigation".
Olivia tells Jordan about her stint with Asher.
In "The Choice Is Yours", during the game against Culver City, Layla expresses her reservations in regards to JP's relationship with Chynna to Olivia.
Spencer's old friend, Chris, peaks interest in Olivia who is resistant but open. Chris is walking Olivia to her car and he's putting the moves on her but she's not interested. She explains that she's taking a break from boys to focus on herself, but Chris gives her his number just in case she changes her mind.
In the restaurant, Layla praises Spencer for being real and she kisses him, then they make out. Olivia is bawling outside.
In "California Love", Olivia, after school, finds Layla sitting outside of the restaurant. Olivia gives Layla some advice.
During the homecoming dance, Layla dumps Asher. A fragile ego partnered with Asher's drinking causes him to air everything out on stage in front of the whole school. The secret is out, now Layla knows Olivia and Asher slept together. In the hallway after Asher's fiasco, Layla calls Olivia a "treacherous bench" but Olivia calls her a "hypocrite" for kissing Spencer. Olivia was never oblivious to Layla's true intentions. She knew that Layla wanted Spencer since day one.
After the dance, Olivia gives Chris a kiss before ending the night early to comfort Asher.
In "Homecoming", after admitting that they've both made poor choices, Olivia and Layla make amends. It's gonna take some time for their friendship to get back on track; however, their willing to try.
Later, while at the game with Chris, Olivia questions him about his and Spencer's relationship with Shawn.
Olivia seems nice and sweet at first look, but there's more behind her smile. For a long time she felt invisible to her family as they became busy with their jobs and football. She started taking drugs to get attention and this eventually led to her overdosing on drugs. It wasn't until she met Spencer that she truly felt seen by someone. She cares deeply about others and will often sacrifice her own happiness for others.
Spencer is Olivia's close friend/housemate. She first met him in science class after he transferred to Beverly High and she quickly became friends with him. He was the first/only person to ask if she was really doing okay after she returned from rehab. As a result, she quickly developed a crush on him. While she was trying to get to know him better, her best friend, Layla, who also had a crush on him, kept getting in her way. After Layla and Spencer get together, Olivia was devastated but resolved to remain a good friend to both. Although her romantic feelings for him seemed to have faded, she still confides in him when she has a problem and they have remained close friends. Olivia has always been there for Spencer and he has always been there for her. In "Protect Ya Neck", Spencer saved Olivia by pushing her out of the way and taking a bullet for her. This traumatic event brings the two closer together and by Season 3 it is clear romantic feelings have grown between them after spending all summer together. Out of all her relationships she seems to have the closest with him.
Layla is Olivia's best friend. Prior to the series, Olivia was a drug addict and while high on drugs one night she slept with Layla's boyfriend, Asher, before overdosing. Feeling guilty over what she'd done, she distanced herself from Layla. However in "i" they tried to rekindle their friendship, and after several missteps they finally do. The two of them have an up and down relationship as best friends. Their relationship was strained when Layla finally found out what happened between Olivia and Asher, but they made up soon after in hopes to move on from their mistakes and pasts. Their friendship was threatened again when Layla didn't tell Olivia about her dad's affair with Grace. They reconciled after the championship game.
Jordan is Olivia's twin brother. Growing up, the twins were best friends. However, once they got to high school and Jordan became the starting quarterback, their relationship changed as he became popular and she started to feel alone. Around this time, Olivia began to abuse drugs and when she overdosed, Jordan was the one to find her. Jordan can be very oblivious to what is happening with his sister but occasionally when he notices what she is going through, he is there for her. Jordan even started fighting with Asher because he found out Asher slept with her.
Asher is Olivia's ex-boyfriend. Prior to the show, while high on drugs on night, Olivia slept with Asher while he was dating Layla. After that, she became distant from him out of guilt. However in "Bring the Pain", she started to have real feelings for him and they became an official couple in "Life Goes On". Olivia has supported Asher through many of his troubles with his parents and with the football team. In Season 3 "Teenage Love", the two break up after a fight in which they realize they have grown apart and haven't been the same since before summer.
Laura is Olivia's mother. She seems to look up to her mother and appreciates what she does for her and Jordan. Laura encouraged and convinced Olivia to join SoLa Muse in order to help her build her identity. The two of them are close even though Laura's job as a lawyer and district attorney sometimes puts a strain on it.
Billy is Olivia's father. According to Jordan, they always had a special "Daddy's Girl" bond. He frequently calls her his baby girl and he loves her unconditionally. When she found out about his affair with Grace, she along with Jordan were very furious with him. However, she took the discovery of the affair much better than Jordan. She was still open to him and was willing to spend time with him.
- 99 Problems
- Lose Yourself
- All We Got
- The Choice Is Yours
- California Love
- Keep Ya Head Up
- m.A.A.d. City
- All Eyez on Me
- Back in the Day
- Best Kept Secret
- Hussle & Motivate
- Speak Ya Clout
- Never No More
- They Reminisce Over You
- Bring the Pain
- Hard Knock Life
- Coming Home
- Life Goes On
- One of Them Nights
- Protect Ya Neck
- Only Time Will Tell
- The Art of Peer Pressure
- Who Shot Ya
- Stakes Is High