Name the Tunes Tuesdays

Leave your answers to the tunes below as a comment.  I'll post the answers as music videos on Sundays, when I post artist and song picks of the week. 

Categories:

Easy:  I know the popular stuff!
Medium:  I know music!    
Hard:  I am a Music Guru!

Extremely Hard:  Music is my Religion!  (You can't stump me chump!) 

Easy:  I know the popular stuff!

"Ah, the sun is blindin'.  I stayed up again.  Oh, I am findin'.  That's not the way I want my story to end."

"Sober" By P!nk 

Medium:  I know music!     

"Teacher leave them kids alone.  Hey! Teacher! Leave them kids alone!  All in all it's just another brick in the wall."

"Another Brick In The Wall" By Pink Floyd

Hard:  I am a Music Guru!

"But I recall all of them nights down in Mexico.  One place I may never go in my life again.  Was I just off somewhere or just too high.  But I can't remember if we said goodbye."

"Goodbye" By Steve Earle (& Emmylou Harris)

Extremely Hard:  Music is my Religion!  (You can't stump me chump!) 

"I say everybody's crazy so what you need to do.  You need to find somebody crazy like you.  Someone you can fuss and fight with.  And when you make up, then you can love all night with.  Someone who shares your particular point of view.  Oh their bound to be crazy, just make sure they're crazy like you...there crazy for you."

"Crazy Like You" By Josh Grider Band