R5's Loud ~ Piano Chords

I am currently learning R5 songs on different instruments; piano, guitar, cello, violin, viola, ukelele, drums, recorder, and bass guitar; and I've decided to let you guys know some of the songs the notes and chords to R5 songs on a few of these various instruments. 
Here's two versions of the chords to R5's Loud on piano:

The video really helps even if you choose the simplified version.
Exact (from video):
Main chords: C#m, B, E, A
Chords right before the chorus: C#m, B, A

A video to help:
http://www.youtube.com/watch?v=Miwik8D7rBs
 Credit to: oysterlovers
 
 Simplified (my own):
Main: C#m, B major, E major, and A major

NOTE: The C#m in the simplified version is taken from the video (click the link) and the B, E, and A chords are from the picture below.
 

If you have any song requests or questions, submit a comment :)