Step 1. Go to the web address in the link.
Step 2. Go to picture #21.
Step 3. If you can't figure it out, you can always cheat by hovering your mouse over the image.
[Update: h/t to Akula Wolf from Backing the Pack for the heads-up. --hooper]
Shortcuts to mastering the comment thread. Use wisely.
C - Next Comment
X - Mark as Read
R - Reply
Z - Mark Read & Next
Shift + C - Previous
Shift + A - Mark All Read
Live comment alert: Hide it!