Question: When the song was written what was the key note?
About the article "We Are Never Ever Getting Back Together", section "Composition and lyrics".

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Musically, the song incorporates musical influences of hip hop, pop, Contemporary R&B, swing and adult contemporary.
According MusicNotes.com which was published by Universal Music Publishing Group, the song is written in the key of C Major.
The groups vocals span from the key note of G3 to the key note of B4.
The piano instrumentation notes span from the key note of C2 to the key note of A5.
The song is set in common time at a tempo of 67 beats per minute.
Lyrically, the song talks about the girls feeling their first expressions after a sad break-up, where the girls query what they did wrong in the relationship.
Stephen Thomas Erlewine from "Allmusic" had described the musical content as an "extraordinary gospel-tinged" song.
Nick Butler from "Sputnikmusic" had, however described the musical content as a "power ballad".
According to "Dusk411"; ""Never Ever" is a flaky, monotone song about heartbreak.
Opening with a half-sung, half-talking solo, in which the girl wants some answers and then blames herself for the entire breakup."
An opening monologue of one of the member's start and last for 43 seconds long. 
The song was written by Alicia Keys as the lead single from her debut studio album, "Songs in A Minor".
When asked about the background behind the song, Keys told "Billboard", "I wanted to write a song for someone who was 10 or 12 years old -- like a young Michael Jackson.
Even though he was young, he was singing some deep stuff back then.
song is about the ins and outs of a relationship.
Sometimes, you're completely head-over-heels in love with someone, and sometimes you can't stand that person.
You fall in and out, sometimes it goes back and forth, and that's just what relationships are about."
The song samples the early James Brown hit, "It's a Man's Man's Man's World.
""Fallin'" is described as a R&B-soul song with gospel influences.
According to the sheet music published at Musicnotes.com by Sony/ATV Music Publishing, the song is set in 12/8 time with a "free" tempo of 60 beats per minute.
It is composed in the key of E minor with Keys' vocal range spanning from the low-note of B3 to the high-note of E5.
The song has a basic chord progression of Em–Bm7–Em–Bm7 as it follows a "moderate blues tempo" throughout the chorus of the song. 
"When You Believe" is a slow tempo ballad, which incorporates pop and contemporary R&B genres.
Carey and Houston's parts in the song are written in different keys, both musically and vocally.
During the last bridge and chorus, gospel inspired background singers join the song, giving it a "layered sound" while Carey and Houston's voice switch off belting the bridge.
After "When You Believe" was written, Babyface added additional instrumentation, as well as a final bridge.
The song is set in signature common time.
Houston's verses are written in the key of B minor and features a basic chord progression of A-G1.
Her vocals in the song range from the note of F3 to F5.
Carey's verses are set in the higher key of E minor and is set in common time as well.
Her vocal range in the song spans from the low note of G3 to the high note of G6, spanning more octaves than Houston's voice in the song.
Steve Jones from "USA Today" called the song a "soaring duet" and felt that the song would be able to appeal to many types of listeners and "cross all genres."
The opening track, "I Wanna Be with You" is a string-heavy pop song with slight R&B influenced beats.
The song is written in the key of E major and is set in the time signature of common time.
It is moderately paced with a tempo of 76 beats per minute.
The song also follows the sequence of Emaj7–A–E7–Amaj7 as its chord progression.
Moore's vocals in the song spans from the note of A3 to D5.
The version used in the film "Center Stage" has more poppy beats.
"Everything My Heart Desires" is a dance-pop song, the song was written by K. Dahlgaard, M. Jay and J. Pederson.
"Want You Back" is a romantic teen pop song that draws influences from bubblegum pop, with a length of three minutes and eighteen seconds.
The song is composed in the key of B major and is set in time signature of common time with a moderately slow tempo of 96 beats per minute.
"The Way to My Heart" was produced by Peter Mansson.
The song is a teen pop and dance-pop song that lasts for three minutes with thirty-nine seconds, is composed in the key of D major and is set in time signature of common time, with a moderately slow tempo of 88 beats per minute.
"So Real" (Wade Robson remix), is a remix version of "So Real" was also the third single released from the record overall, the second in Australia.
In its lyrics, Moore sings that what she feels about a guy is "so, so real".
The song was written by Tony Battaglia, Shaun Fisher and produced by The Wasabees.
"Lock Me in Your Heart" is a mid-tempo track where Moore asks her boy to "lock me in your heart and throw away the key".
"Walk Me Home", is a ballad in which Mandy daydreams about her lover and she asks him if he "would walk with home".
The song was compared with some Janet Jackson's ballads.
The next song, "I Like It", co-written by Backstreet Boys member Howie Dorough, is related to when one likes everything a person does and it feels right.
"Candy", talks about her feelings, that she misses and craves for her love like "candy".
The melody and tune of the song has a marked resemblance to the 1996 song "Do You Know (What It Takes)", which was written and composed by Max Martin and Denniz Pop and recorded, written and released by Swedish pop star Robyn.
Actor John Goodman also appears on the track, playing the chimes.
"Your Face" is a teen pop ballad that lasts for three minutes and seventeen seconds.
The song is composed in the key of E major and is set in the time signature of common time with a tempo of 76 beats per minute. 
"Heart Attack" was produced by Mitch Allan and Jason Evigan of "The Suspex", who co-wrote the song along with Lovato, Sean Doulas, Nikki Williams, and Aaron Phillips.
Williams said the song was written two years prior to its release.
She explained, "At the time I was going through some relationship stuff, and I was just so depressed, so when I got into the session I thought, 'You know what?
I'm gonna pour it all out there, and get it off my chest.'"
The song was first intended for Williams, but her record label rejected it.
Pia Toscano expressed interest in the song, but it was not conclusive.
When Lovato heard the song, she recorded it before altering a few lyrics.
The first version also contained a dubstep break, which was removed for Lovato.
Williams described the song, said: "It's about me being really scared to fall in love again after being rejected, after feeling so fragile and vulnerable all the time — thinking, I don't know if I can do this ever again!"
Lovato told on MTV, about the song's lyrical address to "falling in love and taking that risk".
A trailer of the song was released on February 12, 2013.
"Heart Attack" was originally set to premiere on "On Air with Ryan Seacrest" on March 4, 2013.
However, the song premiered on February 24, 2013 and was released as a digital download on the following day.
"Billboard" wrote that the song is an "electro-pop track" and that it "whirs into motion with the same intensity as "Give Your Heart a Break".
"Heart Attack" is an electropop song, with a length of three minutes and thirty seconds.
The song is composed in the key of F minor and features a moderate tempo of 92 beats per minute.
Lovato's vocal range spans from the low note of F3 to a high note of G5.