This is Peggy Sue performed on the Mark, Tom, and Travis Show...I'm only 14 but it's 
100% correct, and if you disagree, that's your problem...here are the parts of the song in 
so u don't have to guess what goes where or look at a crappy cheat sheet at the bottom of the page...

   (Intro)
G|--------------------------------------------------------------------|
D|--------------------------------------------------------------------|  x1
A|-0000000000000000-55555555-00000000-7777-5555-00000000--------------|
E|--------------------------------------------------------------------|

   (Verse) "i know what it's like to be alone sitting in your room..."
G|--------------------------------------------------------------------|
D|--------------------------------------------------------------------|  x2
A|-------------------55555555------------------------55555555---------|
E|-55555555-22222222----------0020-55555555-22222222----------0020----|

   (Chorus) "hold in all your regretions..."
G|--------------------------------------------------------------------|
D|--------------------------------------------------------------------|  x2
A|-55555555-00000000-10-9797979-0000-7777-----------------------------|
E|--------------------------------------------------------------------|

   (Intro/Pre-Verse/After Chorus/ w/e the hell you wanna call it...)
G|--------------------------------------------------------------------|
D|--------------------------------------------------------------------|  x1
A|-0000000000000000-55555555-00000000-7777-5555-00000000--------------|
E|--------------------------------------------------------------------|

(Verse...again) "i know what it's like to be denied of everything you do..."
G|--------------------------------------------------------------------|
D|--------------------------------------------------------------------|  x2
A|-------------------55555555------------------------55555555---------|
E|-55555555-22222222----------0020-55555555-22222222----------0020----|

   (Chorus)
G|--------------------------------------------------------------------|
D|--------------------------------------------------------------------|  x2
A|-55555555-00000000-10-9797979-0000-7777-----------------------------|
E|--------------------------------------------------------------------|

   (Pre-Solo)
G|--------------------------------------------------------------------|
D|--------------------------------------------------------------------|  x2
A|-0000057-7777557-0000057-7777557-0000057-7777557-0000057-7777557----|
E|--------------------------------------------------------------------|

   (While guitar solo is going/bass solo/drum solo, play throught all)
G|--------------------------------------------------------------------|
D|--------------------------------------------------------------------|  x7
A|-00000057-------5575-00000057-7777-5575-----------------------------|
E|-----------0000-----------------------------------------------------|

   (After-Solos)
G|--------------------------------------------------------------------|
D|--------------------------------------------------------------------|  X2
A|-00000057-7777-5555-00000057-7777-5555------------------------------|
E|--------------------------------------------------------------------|

   (Chorus)
G|--------------------------------------------------------------------|
D|--------------------------------------------------------------------|  x2
A|-55555555-00000000-10-9797979-0000-7777-----------------------------|
E|--------------------------------------------------------------------|

   End On...
G|------------------|
D|------------------|
A|-0~---------------|
E|------------------|

There's your tab...add some rhythem to it, and strum (if you play with a pick) twice as 
so you can get more notes in there and make it sound better...