"Bad Day"是由多位作者合作完成的歌詞，具體作者和歌詞內容可能會因版本和發行時間而有所不同。這首歌曲由美國樂隊帝國樂隊（Eminem）演唱，收錄於他們的專輯《Encore》中。
以下是這首歌曲的部分歌詞：
Verse 1:
Bad day, I'm feeling down
Feels like everything's gone wrong
I'm feeling like a loser now
Can't find my motivation
Chorus:
But I'll get through this bad day
Gonna rise up and take control of the day
Gonna make it through this bad day
Gonna rise up and take control of my soul
Verse 2:
I'm feeling defeated, like I'm down for the count
I can't find the motivation to get up and dance
Feels like every dream I had's gone now
It's a bad day, but I'm gonna rise up and out
Bridge:
It's a rollercoaster of emotions
Gonna ride it out, no need to doubt
Gonna rise up and take control of my destiny
Gonna make it through this bad day
Chorus:
But I'll get through this bad day
Gonna rise up and take control of the day
Gonna make it through this bad day
Gonna rise up and take control of my soul
總的來說，"Bad Day"這首歌表達了面對困難和挫折時的積極態度，鼓勵人們振作起來，掌控自己的命運。歌詞中包含了挑戰、決心和自我提升的元素，給人以力量和鼓舞。