何(なん)てこったwhat the hell, WTF, Oh, great!, son of a gun, holy mackerel, Oh no!, Holy cow!, Damn!

独(ひと)り言(ごと)：「寝坊(ねぼう)した！何(なん)てこった！」

Monologue: "I overslept! What the hell!" {what the hell, WTF, Oh, great!, son of a gun, holy mackerel, Oh no!, Holy cow!, Damn!}

何(なん)てこった！電車(でんしゃ)に乗(の)り間違(まちが)えてしまった…。

Oh no! I mistakenly got on the wrong train... {what the hell, WTF, Oh, great!, son of a gun, holy mackerel, Oh no!, Holy cow!, Damn!}

片思(かたおも)いだと思(おも)っていたあの子(こ)が僕(ぼく)のことを好(す)きだと？何(なん)てこった！

That girl I thought had a one-sided crush on me actually likes me? Holy cow! {what the hell, WTF, Oh, great!, son of a gun, holy mackerel, Oh no!, Holy cow!, Damn!}

意思(いし)疎通(そつう)が出来(でき)ていると思(おも)っていた兄(あに)と認識(にんしき)がズレていたなんて、何(なん)てこった！

I thought I was on the same page with my brother, but our understandings were completely off. What the hell! {what the hell, WTF, Oh, great!, son of a gun, holy mackerel, Oh no!, Holy cow!, Damn!}

平(ひら)社員(しゃいん)にとどまらず部長(ぶちょう)までリストラされるなんて、何(なん)てこった！予想(よそう)外(がい)の事態(じたい)だぞ…。

Not only regular employees but even the department heads are being downsized? What the hell! This is an unexpected situation... {what the hell, WTF, Oh, great!, son of a gun, holy mackerel, Oh no!, Holy cow!, Damn!}