How To Make Bad Songs Good

California Gurls by Katy Perry

 * Remove Snoop Dogg's verse.
 * Respell the title.

Blurred Lines by Robin Thicke

 * Wipe the song from existance.
 * Fix the "Me fall from plastic" line.
 * Give Robin Thicke a life imprisonment for singing this tragedy.

Work From Home by Fifth Harmony

 * Remove Ty Dolla Sign's "rap" verse.
 * Screw him. Mentioning the number 63.

Let It Go from Frozen

 * Don't make the song brainwash little girls' minds.
 * Make it a 90s dance song by a popular dance group.

Problem by Ariana Grande

 * Have Big Sean do the rap verse instead of Iggy Azalea.
 * Make the first two verses longer.
 * Make the instrumental more dancy.

Anaconda by Nicki Minaj

 * Make it more original in general. After all, it has many similarities to Baby Got Back.
 * No butt references.

Baby by Justin Bieber

 * Don't use the word "baby" repeatedly.
 * Beiber's voice is lower.

Shout Out to My Ex by Little Mix

 * Don't make the song so hostile to men.