Fans of General Hospital known as the longest-running entertainment program on ABC, are curious to wonder why Lindsay Hartley replaced Kelly Monaco's Sam McCall character once again. They will be noticing a familiar switch as Lindsay Hartley temporarily will be replacing Kelly Monaco in the role of Sam McCall this week.

Lindsay Hartley is set to replace Kelly Monaco as Sam McCall on General Hospital — for the fourth time.

Now, fans have taken their #IStandWithKelly campaign directly to the show’s studios. On Monday, September 9, as the General Hospital crew resumed production after a short hiatus, Monaco’s fans sent a billboard truck to ABC’s Prospect Park studios.

General Hospital fans were surprised when Lindsay Hartley appeared on the September 16 episode, once again filling in for Kelly Monaco.

Kelly Monaco's character, Sam, on General Hospital was replaced and played by a new actress. Lindsay Hartley made her Sam debut on September 16 and fans were not happy

First there was the report that General Hospital had parted ways with Kelly Monaco and was killing off Sam after 20 years. Then there was the petition from fans hoping to change the ABC soap’s mind. Now comes word via Soap Opera Digest that the actress is being replaced the week of September 16 by