This The Office screencap contains
business suit.
There might also be
suit, suit of clothes, dress suit, full dress, tailcoat, tail coat, tails, white tie, and white tie and tails.
I contacted William King after hearing him on officetally.com
I heard one of his songs and knew it would be perfect for a Jim/Pam tribute video.
He gave me permission as long as I promoted his music page link