What The Heck Has Happened

1. This tag is used for works that make you want to say, "How did this happen ......". This is the main explanation.
2. An original song by Udongerge with the Vocaloid Hatsune Miku.

What The Heck Has Happened (どうしてこうなった, dōshite kō na tsu ta) is a tag that is attached works that makes you go "how did this happen ......" the moment you see it.

Often used alongside with Author is Sick or other tags that doubt the author's sanity, but, regrettably, it is too late for medicine.

This is Awful　Chaos

Just What Is That About...　WTH　WTF

Why Did You Let It Come Down to That　Why Konata

Dangerous Mix　Mostly Unfitting　Mostly Wrong

Author's Sick　Author's Near Death　Hospital Called　Hospital Ran Away

どうしてこうなった