Desperate Housewives will soon be 100 episodes young.

The monumental episode will air on January 18 and be titled "The Best Thing That Ever Could Have Happened."

Here's what you can expect on the significant installment:

Enjoy numerous flashbacks, as the women recall how a neighbor, who just passed away and now narrates the show, played an important role in their lives.

These looks back will also feature Rex Van De Kamp, Martha Huber and Yao Lin. The neighbor will be portrayed by Beau Bridges.

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.