Why post these "Prison Break" pictures?

I'm feeling a little reflective today. As I scanned the various sites and blogs that I look at every day, I came upon these photos of "Prison Break" stars Wentworth Miller and Dominic Purcell. My immediate instinct was, "I've got to post these."
But why? Is it to let the readers of "Out In Hollywood" that the second season finale of "Prison Break" will air this Monday night on FOX? Of course it is! But then I wondered this: if it were the season finale of say, "Til Death" starring Brad Garrett, would I feel compelled to post a picture of a man who reminds me so much of Herman Munster?
I wonder...