Olivia Baker is one of the main characters of All American. 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. They have great chemistry. In Season 2, she is found unconscious in her room after overdosing on drugs again.
She is potrayed by Samantha Logan.
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.
In "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 a lot more behind her smile. For a long time she felt invisible by her family and following that she started taking drugs to get attention, which she did but it almost ended her life. It wasn't until she met Spencer that she truly showed how she was really feeling. She is caring and sweet to others because she wouldn't know where she would be without loved ones by her side.
Spencer is Olivia's close friend/roommate. She first met him in science class and she quickly became friends with him. But unbeknownst to him, she had a crush on him. On most scenarios she tried to talk with him but her best friend, Layla, who also had a crush on him, kept getting in her way. She was always there for him and he was always there for her. Although her romantic feelings for him seemed to have faded, she still confides in him if she has a problem. 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 during that that she slept with Layla's boyfriend, Asher. so following that she distanced herself from Layla. However in "i" they tried to rekindle their friendship, and after several missteps they finally do. But the two of them go through ups and downs as best friends. They were on hold when Layla found out what happened with her and Asher but made up soon after. But they were on hold again when Layla didn't tell Olivia about her dad's affair with Grace. But got back after the championship game. But the ups and down only led to them staying friends forever.
Jordan is Olivia's twin brother. According to her growing up they were best friends, but once they got to high school their relationship changed. They distanced them selves from each other. But they still cared for each other. Jordan even started fighting with Asher because he found out he slept with her. They're friendship and their sibling relationship remains as strong as it is pure as time goes on
Asher is Olivia's current boyfriend. Prior to the show she was drunk and there she slept with him while he was dating Layla. After that she remained distant from him. But she still remained friends with him. However in Bring the Pain she started to have real feelings for him and they became an official couple in Life Goes On. They had some ups and down but they still managed to maintain the love that they have.
Laura is Olivia's mother. She seems to look up to her mother and appreciates what she does for her and Jordan. Laura even convinced Olivia to join SoLa Muse. The two of them are always there for each other and share a very special mother-daughter relationship.
Billy is Olivia's father. According to Jordan they always had a special "Daddy's Girl" bond. That is somewhat shown in the show. 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 much better than Jordan. She was still open to him and was still willing to keep up with him. So even after finding that out she still held her father dearly to him.