Wheels by the String Alongs

Can anyone tell me the chord progression, not so much a note for note tab but just the chords, for the B part of  Wheels as recorded by the String Alongs.

The String Alongs version :

http://youtu.be/2jwyJvibWlc

Here is Bill Knopf's version:

http://youtu.be/hfpbHA6p_sU

Thanks in advance!

Jack