The Rachel Maddow Show (also abbreviated TRMS) is an American liberal news and opinion television program that airs on MSNBC, running in the 9:00 pm ET timeslot Monday evenings. It is hosted by Rachel Maddow, who gained a public profile via her frequent appearances as a progressive pundit on programs aired by MSNBC. It is based on her former radio show of the same name. The show debuted on September 8, 2008.