The highly anticipated on-screen wedding of Jim and Pam in “The Office” will feature “True Blood’s” Anna Camp as Pam’s sister, TVGuide.com reports.

Linda Purl also will appear in the Oct. 8 wedding episode as Pam's mom.

This season of “The Office” will kick off at 9 p.m. on Sept. 17.

http://www.tvweek.com/blogs/tvbizwire/2009/09/anna-camp-to-guest-in-office-w.php

Linda Purl? The Happy Days one? This should be awesome then! JHD meets The Office!