All of these are in my own opinion. The 記事 is not about the actual quality of the songs, but もっと見る of their use in the show. A short note is included after the タイトル to note the main issue(s). "Done intentionally" means that the faults were acknowledged in the show.
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1.    Cell Block Tango - Poor song choice and offensive; done intentionally. The girls just found out that someone is in an abusive relationship. This was probably one of the worst songs they could have chosen to sing. As 発言しました in the show, it was によって a bunch of violent, crazy women who killed their significant...