Haha i love these commercials. This one is really easy- it's just Am and C 
alternating the whole time.

      Am            C
When you're a rockstar

     Am            C
You get to party hard

      Am          C
Champagne and caviar

         Am          C
Tricked out exotic cars

          Am                 C
It's just how I thought it'd be

           Am             C
'Cept the party's not for me

          Am            C               Am              
Cuz some punk opened a credit card with my ID

Am
Free what?   Free credit   report.com

Am
That's the site I'm gonna hit when I go home

      Am               C
They know how credit works

      Am           C
They send email alerts

Am
Now   I'm finding out how bad reality hurts