ontheredcarpet:

Check out Nathan Fillion, Stana Katic and the rest of the cast of &ldquo;Castle&rdquo; at the ABC show&rsquo;s 100th episode celebration. Click HERE to watch VIDEOS from the party (includes Nathan&rsquo;s speech), only on OTRC.com! You can watch the episode on April 1 at 10 p.m. ET.