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After Zoey finishes the MRI and walks on the street talking to her mother on the phone, a lonely woman starts singing this song.
All by myself
While preparing a cheese plate for some friends, Maggie evokes this Bee Gees song. She's heartbroken because Mitch's first word was 'lemonade' and not some profound message for her.
How can you mend a broken heart
Mo sings this soul song with his church choir to help the children.
This little light of mine
Autumn sings Bon Jovi when she sees Max the day after he broke up with her.
You give love a bad name
Leif sings this Screamin' Jay Hawkins while discussing the Cherp plans with Joan. After the song is over, they kiss.
I put a spell on you
Mitch sings Zoey this Cyndi Lauper's hit song after she tells him she thinks she's going crazy.
True colors
As Charlie, Joan's husband, arrives at SparkPoint, almost the entire coding team starts singing this musical title song about him.
Superstar
Emily and David sing P!nk as they're stressing out because of the baby coming and the silent conflict between them.
Just give me a reason
Joan sings Kesha as she enters the bar, where she and Zoey decide to go for Joan's first night out as a single woman in 20 years.
Tik tok
After seeing Leif and Joan kissing the night before, Zoey publicly sings this somewhat childish song by Jimmy Boyd while in a meeting with them.
I saw mommy kissing Santa Claus
After seeing a couple kissing, Autumn starts singing this Whitney Houston hit from behind the counter, joined by the Golden Gate Grind customers.
I wanna dance with somebody
After Charlie bailed out of the demo for the watch and Zoey asks Simon if he can find another influencer by the next day, Simon says yes, but he sings this song in his mind.
NO
Leif sings R.E.M. while hiding in an isolation pod, hurt after getting negative feedback from the peer review. Later in the episode, he's heard singing it again.
Everybody hurts
Max starts singing The Proclaimers as he tries to get Zoey to her dad after his accident quickly. At the end of the episode, Max is outside Zoey's window singing it again.
I'm gonna be (500 miles)
While pitching the new Cherp product to the CEO, Zoey cracks under pressure and sings Billy Joel in real life. Max sees her making a fool of herself and jumps in to sing along.
Pressure
After a day of frustrating attempts to figure out what Mitch wants, this is the Van Morrison song he sings to Zoey as a hint for what he really wants. Later Maggie sings it back
Moondance
Joan starts singing this popular Katy Perry song after Zoey tells her that she should be the one presenting the demo.
Roar
Zoey and Maggie talk about Maggie not wanting to go back to work. In the next room, hearing the conversation, Mitch starts singing this song by The Isley Brothers.
It's your thing
Zoey and David are fighting in front of their father over Zoey's interference in David's marriage, so their mother pulls them away, singing Elvis Presley.
A little less conversation
Zoey finds Simon in the meditation room and ends up singing Cheap Trick to him.
I want you to want me
As the deadline for the SparkWatch is approaching and problems persist, Joan starts singing this Rolling Stones song in the bathroom and then down the elevator.
(I can't get no) Satisfaction
Mo sings this sad song by The Platters, making Zoey suspect Mo lives a double life. Later he sings this song again as he leaves the building, prompting Zoey to follow him.
Great pretender
After pouring his heart out to Zoey at her apartment, Simon sings The Clash, wondering what his next move should be.
Should I stay or should I go
Jealous of the relationship between Joan and Leif, Tobin evokes No Doubt.
Don't speak
Seeing Zoey and her dad, Howie gets sentimental and steps away at the sound of Simon & Garfunkel. Mitch joins him, leading Zoey to find out he knows Howie's secret pain.
The sound of silence